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(1/3) Doctrine\DBAL\Exception\ConnectionLost

An exception occurred while executing 'SELECT COUNT(`uid`) FROM `pages` WHERE (`uid` = ?) AND (((`pages`.`deleted` = 0) AND (`pages`.`t3ver_state` <= 0) AND (`pages`.`t3ver_wsid` = 0) AND ((`pages`.`t3ver_oid` = 0) OR (`pages`.`t3ver_state` = 4)) AND (`pages`.`hidden` = 0) AND (`pages`.`starttime` <= 1711703400) AND ((`pages`.`endtime` = 0) OR (`pages`.`endtime` > 1711703400))) AND (`pages`.`doktype` <> 255)) AND (((`pages`.`fe_group` = '') OR (`pages`.`fe_group` IS NULL) OR (`pages`.`fe_group` = '0') OR (FIND_IN_SET('0', `pages`.`fe_group`)) OR (FIND_IN_SET('-1', `pages`.`fe_group`)))) AND (pages.doktype NOT IN (6,254))' with params [1128]: MySQL server has gone away

in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/doctrine/dbal/lib/Doctrine/DBAL/Driver/AbstractMySQLDriver.php line 115
            case '2005':
                return new ConnectionException($message, $exception);

            case '2006':
                return new ConnectionLost($message, $exception);

            case '1048':
            case '1121':
            case '1138':
at Doctrine\DBAL\Driver\AbstractMySQLDriver->convertException()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/doctrine/dbal/lib/Doctrine/DBAL/DBALException.php line 182
            return $driverEx;
        }

        if ($driver instanceof ExceptionConverterDriver && $driverEx instanceof DeprecatedDriverException) {
            return $driver->convertException($msg, $driverEx);
        }

        return new Exception($msg, 0, $driverEx);
    }
at Doctrine\DBAL\DBALException::wrapException()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/doctrine/dbal/lib/Doctrine/DBAL/DBALException.php line 159
        }

        $msg .= ":\n\n" . $driverEx->getMessage();

        return self::wrapException($driver, $driverEx, $msg);
    }

    /**
     * @deprecated
at Doctrine\DBAL\DBALException::driverExceptionDuringQuery()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/doctrine/dbal/lib/Doctrine/DBAL/Connection.php line 2226
            Exception::driverExceptionDuringQuery(
                $this->_driver,
                $e,
                $sql,
                $this->resolveParams($params, $types)
            )
        );
    }

at Doctrine\DBAL\Connection->handleExceptionDuringQuery()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/doctrine/dbal/lib/Doctrine/DBAL/Connection.php line 1313
                $stmt = $connection->query($sql);
            }
        } catch (Throwable $e) {
            $this->handleExceptionDuringQuery(
                $e,
                $sql,
                $params,
                $types
            );
at Doctrine\DBAL\Connection->executeQuery()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/doctrine/dbal/lib/Doctrine/DBAL/Query/QueryBuilder.php line 212
    public function execute()
    {
        if ($this->type === self::SELECT) {
            return ForwardCompatibility\Result::ensure(
                $this->connection->executeQuery($this->getSQL(), $this->params, $this->paramTypes)
            );
        }

        return $this->connection->executeStatement($this->getSQL(), $this->params, $this->paramTypes);
at Doctrine\DBAL\Query\QueryBuilder->execute()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Database/Query/QueryBuilder.php line 300
        $originalWhereConditions = $this->addAdditionalWhereConditions();

        // @todo Call $this->concreteQueryBuilder->executeQuery()
        //        directly with doctrine/dbal:^3.2 raise in v12.
        $return = $this->concreteQueryBuilder->execute();

        // Restore the original query conditions in case the user keeps
        // on modifying the state.
        $this->concreteQueryBuilder->add('where', $originalWhereConditions, false);
at TYPO3\CMS\Core\Database\Query\QueryBuilder->executeQuery()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Domain/Repository/PageRepository.php line 993
                    QueryHelper::stripLogicalOperatorPrefix($this->where_hid_del),
                    QueryHelper::stripLogicalOperatorPrefix($this->where_groupAccess),
                    QueryHelper::stripLogicalOperatorPrefix($additionalWhereClause)
                )
                ->executeQuery()
                ->fetchOne();

            if (!$count) {
                $page = [];
at TYPO3\CMS\Core\Domain\Repository\PageRepository->checkValidShortcutOfPage()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Domain/Repository/PageRepository.php line 891
            $page = $this->addMountPointParameterToPage((array)$page);

            // If shortcut, look up if the target exists and is currently visible
            if ($checkShortcuts) {
                $page = $this->checkValidShortcutOfPage((array)$page, $additionalWhereClause);
            }

            // If the page still is there, we add it to the output
            if (!empty($page)) {
at TYPO3\CMS\Core\Domain\Repository\PageRepository->getSubpagesForPages()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Domain/Repository/PageRepository.php line 779
        //        getSubpagesForPages() which access keys like 'doktype'. This is odd, select field list
        //        should be handled better here, probably at least containing fields that are used in the
        //        sub methods. In the end, it might be easier to drop argument $fields altogether and
        //        always select * ?
        return $this->getSubpagesForPages((array)$pageId, $fields, $sortField, $additionalWhereClause, $checkShortcuts);
    }

    /**
     * Returns an array with page-rows for pages with uid in $pageIds.
at TYPO3\CMS\Core\Domain\Repository\PageRepository->getMenu()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/ContentObject/Menu/AbstractMenuContentObject.php line 562
        } elseif ($this->mconf['sectionIndex'] ?? false) {
            $menuItems = $this->sectionIndex($alternativeSortingField);
        } else {
            // Default: Gets a hierarchical menu based on subpages of $this->id
            $menuItems = $this->sys_page->getMenu($this->id, '*', $alternativeSortingField, $additionalWhere);
        }
        return $menuItems;
    }

at TYPO3\CMS\Frontend\ContentObject\Menu\AbstractMenuContentObject->prepareMenuItems()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/ContentObject/Menu/AbstractMenuContentObject.php line 384
            // Temporarily removing fe_group checking!
            $this->sys_page->where_groupAccess = '';
        }

        $menuItems = $this->prepareMenuItems();

        $c = 0;
        $c_b = 0;

at TYPO3\CMS\Frontend\ContentObject\Menu\AbstractMenuContentObject->makeMenu()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/ContentObject/Menu/AbstractMenuContentObject.php line 1388
                if (is_array($altArray) && !empty($altArray)) {
                    $submenu->alternativeMenuTempArray = $altArray;
                }
                if ($submenu->start($this->tmpl, $this->sys_page, $uid, $this->conf, $this->menuNumber + 1, $objSuffix)) {
                    $submenu->makeMenu();
                    // Memorize the current menu item count
                    $tsfe = $this->getTypoScriptFrontendController();
                    $tempCountMenuObj = $tsfe->register['count_MENUOBJ'];
                    // Reset the menu item count for the submenu
at TYPO3\CMS\Frontend\ContentObject\Menu\AbstractMenuContentObject->subMenu()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/ContentObject/Menu/TextMenuContentObject.php line 202
        $isSpacerPage = $this->I['spacer'] ?? false;
        // If rendering of SPACERs is enabled, also allow rendering submenus with Spacers
        if (!$isSpacerPage || $explicitSpacerRenderingEnabled) {
            // Add part to the accumulated result + fetch submenus
            $this->I['theItem'] .= $this->subMenu($this->I['uid'], $this->WMsubmenuObjSuffixes[$key]['sOSuffix'] ?? '');
        }
        $part = $this->WMcObj->stdWrapValue('wrapItemAndSub', $this->I['val']);
        $this->WMresult .= $part ? $this->WMcObj->wrap($this->I['theItem'], $part) : $this->I['theItem'];
    }
at TYPO3\CMS\Frontend\ContentObject\Menu\TextMenuContentObject->extProc_afterLinking()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/ContentObject/Menu/TextMenuContentObject.php line 163
            if (is_array($this->I['val']['allStdWrap.'] ?? null)) {
                $this->I['theItem'] = $this->WMcObj->stdWrap($this->I['theItem'], $this->I['val']['allStdWrap.']);
            }
            // Calling extra processing function
            $this->extProc_afterLinking((int)$key);
        }
        return $this->extProc_finish();
    }

at TYPO3\CMS\Frontend\ContentObject\Menu\TextMenuContentObject->writeMenu()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/ContentObject/Menu/AbstractMenuContentObject.php line 1394
                    $tsfe = $this->getTypoScriptFrontendController();
                    $tempCountMenuObj = $tsfe->register['count_MENUOBJ'];
                    // Reset the menu item count for the submenu
                    $tsfe->register['count_MENUOBJ'] = 0;
                    $content = $submenu->writeMenu();
                    // Restore the item count now that the submenu has been handled
                    $tsfe->register['count_MENUOBJ'] = $tempCountMenuObj;
                    $tsfe->register['count_menuItems'] = count($this->menuArr);
                    return $content;
at TYPO3\CMS\Frontend\ContentObject\Menu\AbstractMenuContentObject->subMenu()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/ContentObject/Menu/TextMenuContentObject.php line 202
        $isSpacerPage = $this->I['spacer'] ?? false;
        // If rendering of SPACERs is enabled, also allow rendering submenus with Spacers
        if (!$isSpacerPage || $explicitSpacerRenderingEnabled) {
            // Add part to the accumulated result + fetch submenus
            $this->I['theItem'] .= $this->subMenu($this->I['uid'], $this->WMsubmenuObjSuffixes[$key]['sOSuffix'] ?? '');
        }
        $part = $this->WMcObj->stdWrapValue('wrapItemAndSub', $this->I['val']);
        $this->WMresult .= $part ? $this->WMcObj->wrap($this->I['theItem'], $part) : $this->I['theItem'];
    }
at TYPO3\CMS\Frontend\ContentObject\Menu\TextMenuContentObject->extProc_afterLinking()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/ContentObject/Menu/TextMenuContentObject.php line 163
            if (is_array($this->I['val']['allStdWrap.'] ?? null)) {
                $this->I['theItem'] = $this->WMcObj->stdWrap($this->I['theItem'], $this->I['val']['allStdWrap.']);
            }
            // Calling extra processing function
            $this->extProc_afterLinking((int)$key);
        }
        return $this->extProc_finish();
    }

at TYPO3\CMS\Frontend\ContentObject\Menu\TextMenuContentObject->writeMenu()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/ContentObject/HierarchicalMenuContentObject.php line 57
            $frontendController->register['count_MENUOBJ'] = 0;
            $menu->parent_cObj = $this->cObj;
            $menu->start($frontendController->tmpl, $this->getPageRepository(), '', $conf, 1, '', $this->request);
            $menu->makeMenu();
            $theValue .= $menu->writeMenu();
        } catch (NoSuchMenuTypeException $e) {
        }
        $wrap = $this->cObj->stdWrapValue('wrap', $conf ?? []);
        if ($wrap) {
at TYPO3\CMS\Frontend\ContentObject\HierarchicalMenuContentObject->render()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/ContentObject/ContentObjectRenderer.php line 801
        }

        // Render content
        try {
            $content .= $contentObject->render($configuration);
        } catch (ContentRenderingException $exception) {
            // Content rendering Exceptions indicate a critical problem which should not be
            // caught e.g. when something went wrong with Exception handling itself
            throw $exception;
at TYPO3\CMS\Frontend\ContentObject\ContentObjectRenderer->render()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/ContentObject/ContentObjectRenderer.php line 737
            $timeTracker->decStackPointer();
        } else {
            $contentObject = $this->getContentObject($name);
            if ($contentObject) {
                $content .= $this->render($contentObject, $conf);
            }
        }
        if ($timeTracker->LR) {
            $timeTracker->pull($content);
at TYPO3\CMS\Frontend\ContentObject\ContentObjectRenderer->cObjGetSingle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/ContentObject/ContentObjectRenderer.php line 699
        foreach ($sKeyArray as $theKey) {
            $theValue = $setup[$theKey];
            if ((int)$theKey && !str_contains($theKey, '.')) {
                $conf = $setup[$theKey . '.'] ?? [];
                $content .= $this->cObjGetSingle($theValue, $conf, $addKey . $theKey);
            }
        }
        return $content;
    }
at TYPO3\CMS\Frontend\ContentObject\ContentObjectRenderer->cObjGet()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/ContentObject/ContentObjectArrayContentObject.php line 43
        if (!empty($conf['if.']) && !$this->cObj->checkIf($conf['if.'])) {
            return '';
        }

        $content = $this->cObj->cObjGet($conf);
        $wrap = $this->cObj->stdWrapValue('wrap', $conf ?? []);
        if ($wrap) {
            $content = $this->cObj->wrap($content, $wrap);
        }
at TYPO3\CMS\Frontend\ContentObject\ContentObjectArrayContentObject->render()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/ContentObject/ContentObjectRenderer.php line 801
        }

        // Render content
        try {
            $content .= $contentObject->render($configuration);
        } catch (ContentRenderingException $exception) {
            // Content rendering Exceptions indicate a critical problem which should not be
            // caught e.g. when something went wrong with Exception handling itself
            throw $exception;
at TYPO3\CMS\Frontend\ContentObject\ContentObjectRenderer->render()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/ContentObject/ContentObjectRenderer.php line 737
            $timeTracker->decStackPointer();
        } else {
            $contentObject = $this->getContentObject($name);
            if ($contentObject) {
                $content .= $this->render($contentObject, $conf);
            }
        }
        if ($timeTracker->LR) {
            $timeTracker->pull($content);
at TYPO3\CMS\Frontend\ContentObject\ContentObjectRenderer->cObjGetSingle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-fluid/Classes/ViewHelpers/CObjectViewHelper.php line 197
        if ($timeTracker->LR) {
            $timeTracker->push('/f:cObject/', '<' . $typoscriptObjectPath);
        }
        $timeTracker->incStackPointer();
        $content = $contentObjectRenderer->cObjGetSingle($setup[$lastSegment], $setup[$lastSegment . '.'] ?? [], $typoscriptObjectPath);
        $timeTracker->decStackPointer();
        if ($timeTracker->LR) {
            $timeTracker->pull($content);
        }
at TYPO3\CMS\Fluid\ViewHelpers\CObjectViewHelper::renderContentObject()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-fluid/Classes/ViewHelpers/CObjectViewHelper.php line 174
                'No Content Object definition found at TypoScript object path "' . $typoscriptObjectPath . '"',
                1540246570
            );
        }
        $content = self::renderContentObject($contentObjectRenderer, $setup, $typoscriptObjectPath, $lastSegment);
        if (!isset($GLOBALS['TSFE']) || !($GLOBALS['TSFE'] instanceof TypoScriptFrontendController)) {
            static::resetFrontendEnvironment();
        }
        return $content;
at TYPO3\CMS\Fluid\ViewHelpers\CObjectViewHelper::renderStatic()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/var/cache/code/fluid_template/layout_Default_html_97101981c294b0f663a9fa1edb63c87022cd6cef.php line 173
'currentValueKey' => NULL,
'table' => '',
];
$renderChildrenClosure12 = ($arguments11['data'] !== null) ? function() use ($arguments11) { return $arguments11['data']; } : $renderChildrenClosure12;
$output0 .= TYPO3\CMS\Fluid\ViewHelpers\CObjectViewHelper::renderStatic($arguments11, $renderChildrenClosure12, $renderingContext);

$output0 .= '
     </nav>
    </div>
at layout_Default_html_97101981c294b0f663a9fa1edb63c87022cd6cef->render()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3fluid/fluid/src/View/AbstractTemplateView.php line 199
            } catch (PassthroughSourceException $error) {
                return $error->getSource();
            }
            $this->startRendering(self::RENDERING_LAYOUT, $parsedTemplate, $this->baseRenderingContext);
            $output = $parsedLayout->render($this->baseRenderingContext);
            $this->stopRendering();
        }

        return $output;
at TYPO3Fluid\Fluid\View\AbstractTemplateView->render()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/ContentObject/FluidTemplateContentObject.php line 340
     * @return string
     */
    protected function renderFluidView()
    {
        return $this->view->render();
    }

    /**
     * Apply standard wrap to content
at TYPO3\CMS\Frontend\ContentObject\FluidTemplateContentObject->renderFluidView()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/ContentObject/FluidTemplateContentObject.php line 106

        $this->view->assignMultiple($variables);

        $this->renderFluidTemplateAssetsIntoPageRenderer();
        $content = $this->renderFluidView();
        $content = $this->applyStandardWrapToRenderedContent($content, $conf);

        $this->view = $parentView;
        return $content;
at TYPO3\CMS\Frontend\ContentObject\FluidTemplateContentObject->render()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/ContentObject/ContentObjectRenderer.php line 801
        }

        // Render content
        try {
            $content .= $contentObject->render($configuration);
        } catch (ContentRenderingException $exception) {
            // Content rendering Exceptions indicate a critical problem which should not be
            // caught e.g. when something went wrong with Exception handling itself
            throw $exception;
at TYPO3\CMS\Frontend\ContentObject\ContentObjectRenderer->render()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/ContentObject/ContentObjectRenderer.php line 737
            $timeTracker->decStackPointer();
        } else {
            $contentObject = $this->getContentObject($name);
            if ($contentObject) {
                $content .= $this->render($contentObject, $conf);
            }
        }
        if ($timeTracker->LR) {
            $timeTracker->pull($content);
at TYPO3\CMS\Frontend\ContentObject\ContentObjectRenderer->cObjGetSingle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/ContentObject/ContentObjectRenderer.php line 699
        foreach ($sKeyArray as $theKey) {
            $theValue = $setup[$theKey];
            if ((int)$theKey && !str_contains($theKey, '.')) {
                $conf = $setup[$theKey . '.'] ?? [];
                $content .= $this->cObjGetSingle($theValue, $conf, $addKey . $theKey);
            }
        }
        return $content;
    }
at TYPO3\CMS\Frontend\ContentObject\ContentObjectRenderer->cObjGet()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/Http/RequestHandler.php line 223
     * @return string
     */
    protected function generatePageBodyContent(TypoScriptFrontendController $controller): string
    {
        $pageContent = $controller->cObj->cObjGet($controller->pSetup) ?: '';
        if ($controller->pSetup['wrap'] ?? false) {
            $pageContent = $controller->cObj->wrap($pageContent, $controller->pSetup['wrap']);
        }
        if ($controller->pSetup['stdWrap.'] ?? false) {
at TYPO3\CMS\Frontend\Http\RequestHandler->generatePageBodyContent()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/Http/RequestHandler.php line 189
    protected function generatePageContent(TypoScriptFrontendController $controller, ServerRequestInterface $request): string
    {
        // Generate the main content between the <body> tags
        // This has to be done first, as some additional TSFE-related code could have been written
        $pageContent = $this->generatePageBodyContent($controller);
        // If 'disableAllHeaderCode' is set, all the pageRenderer settings are not evaluated
        if ($controller->config['config']['disableAllHeaderCode'] ?? false) {
            return $pageContent;
        }
at TYPO3\CMS\Frontend\Http\RequestHandler->generatePageContent()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/Http/RequestHandler.php line 141
            // Content generation
            $this->timeTracker->incStackPointer();
            $this->timeTracker->push($controller->sPre, 'PAGE');

            $controller->content = $this->generatePageContent($controller, $request);

            $this->timeTracker->pull($this->timeTracker->LR ? $controller->content : '');
            $this->timeTracker->decStackPointer();

at TYPO3\CMS\Frontend\Http\RequestHandler->handle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Middleware/ResponsePropagation.php line 34
{
    public function process(ServerRequestInterface $request, RequestHandlerInterface $handler): ResponseInterface
    {
        try {
            $response = $handler->handle($request);
        } catch (PropagateResponseException $e) {
            $response = $e->getResponse();
        }

at TYPO3\CMS\Core\Middleware\ResponsePropagation->process()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 172

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:138$42->handle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/Middleware/OutputCompression.php line 48
        // Throw away all output that may have happened during bootstrapping by weird extensions
        ob_clean();
        // Initialize output compression if configured
        $this->initializeOutputCompression();
        return $handler->handle($request);
    }

    /**
     * Initialize output compression if configured
at TYPO3\CMS\Frontend\Middleware\OutputCompression->process()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 172

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:138$42->handle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/tomasnorre/crawler/Classes/Middleware/CrawlerInitialization.php line 58
    public function process(ServerRequestInterface $request, RequestHandlerInterface $handler): ResponseInterface
    {
        $queueParameters = $request->getAttribute('tx_crawler');
        if ($queueParameters === null) {
            return $handler->handle($request);
        }

        $GLOBALS['TSFE']->applicationData['forceIndexing'] = true;
        $GLOBALS['TSFE']->applicationData['tx_crawler']['running'] = true;
at AOE\Crawler\Middleware\CrawlerInitialization->process()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 172

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:138$42->handle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/Middleware/ContentLengthResponseHeader.php line 45
     * @return ResponseInterface
     */
    public function process(ServerRequestInterface $request, RequestHandlerInterface $handler): ResponseInterface
    {
        $response = $handler->handle($request);
        if ($GLOBALS['TSFE'] instanceof TypoScriptFrontendController) {
            if (
                (!isset($GLOBALS['TSFE']->config['config']['enableContentLengthHeader']) || $GLOBALS['TSFE']->config['config']['enableContentLengthHeader'])
                && !$GLOBALS['TSFE']->isBackendUserLoggedIn() && !($GLOBALS['TYPO3_CONF_VARS']['FE']['debug'] ?? false)
at TYPO3\CMS\Frontend\Middleware\ContentLengthResponseHeader->process()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 172

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:138$42->handle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/Middleware/ShortcutAndMountPointRedirect.php line 79
                );
            }
        }

        return $handler->handle($request);
    }

    protected function getRedirectUri(ServerRequestInterface $request): ?string
    {
at TYPO3\CMS\Frontend\Middleware\ShortcutAndMountPointRedirect->process()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 172

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:138$42->handle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/friendsoftypo3/jumpurl/Classes/Middleware/JumpUrlHandler.php line 74
            // Regular jump URL
            $this->validateIfJumpUrlRedirectIsAllowed($jumpUrl, $juHash);
            return $this->redirectToJumpUrl($jumpUrl);
        }
        return $handler->handle($request);
    }
    /**
     * Redirects the user to the given jump URL if all submitted values
     * are valid (checked before)
at FoT3\Jumpurl\Middleware\JumpUrlHandler->process()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 172

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:138$42->handle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/extensions/direct_mail/Classes/Middleware/JumpurlController.php line 154
            $queryParamsToPass['juHash'] = $this->calculateJumpUrlHash($jumpurl);
            $queryParamsToPass['jumpurl'] = $jumpurl;
        }

        return $handler->handle($request->withQueryParams($queryParamsToPass));
    }

    /**
     * Returns true of the conditions are met to process this middleware
at DirectMailTeam\DirectMail\Middleware\JumpurlController->process()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 172

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:138$42->handle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/Middleware/PrepareTypoScriptFrontendRendering.php line 78
                $this->convertCharsetRecursivelyToUtf8($parsedBody, $controller->metaCharset);
                $request = $request->withParsedBody($parsedBody);
            }
        }
        $response = $handler->handle($request);

        /**
         * Release TSFE locks. They have been acquired in the above call to controller->getFromCache().
         * TSFE locks are usually released by the RequestHandler 'final' middleware.
at TYPO3\CMS\Frontend\Middleware\PrepareTypoScriptFrontendRendering->process()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 172

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:138$42->handle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/Middleware/TypoScriptFrontendInitialization.php line 104
        // Make TSFE globally available
        // @todo deprecate $GLOBALS['TSFE'] once TSFE is retrieved from the
        //       PSR-7 request attribute frontend.controller throughout TYPO3 core
        $GLOBALS['TSFE'] = $controller;
        return $handler->handle($request);
    }
}
at TYPO3\CMS\Frontend\Middleware\TypoScriptFrontendInitialization->process()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 172

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:138$42->handle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/Middleware/PageArgumentValidator.php line 132
            }
        }

        $request = $request->withAttribute('noCache', $this->disableCache);
        return $handler->handle($request);
    }

    /**
     * Filters out the arguments that are necessary for calculating cHash
at TYPO3\CMS\Frontend\Middleware\PageArgumentValidator->process()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 172

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:138$42->handle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/Middleware/PreviewSimulator.php line 66
            $previewAspect = GeneralUtility::makeInstance(PreviewAspect::class, $isPreview);
            $this->context->setAspect('frontend.preview', $previewAspect);
        }

        return $handler->handle($request);
    }

    /**
     * Simulate dates for preview functionality
at TYPO3\CMS\Frontend\Middleware\PreviewSimulator->process()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 172

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:138$42->handle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/Middleware/PageResolver.php line 106
        // merge the PageArguments with the request query parameters
        $queryParams = array_replace_recursive($request->getQueryParams(), $pageArguments->getArguments());
        $request = $request->withQueryParams($queryParams);

        return $handler->handle($request);
    }
}
at TYPO3\CMS\Frontend\Middleware\PageResolver->process()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 172

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:138$42->handle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/Middleware/StaticRouteResolver.php line 80

                return new HtmlResponse($content, 200, ['Content-Type' => $contentType]);
            }
        }
        return $handler->handle($request);
    }

    /**
     * Find the proper configuration for the static route in the static route configuration. Mainly:
at TYPO3\CMS\Frontend\Middleware\StaticRouteResolver->process()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 172

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:138$42->handle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/tomasnorre/crawler/Classes/Middleware/FrontendUserAuthenticator.php line 75
        $jsonCompatibilityConverter = GeneralUtility::makeInstance(JsonCompatibilityConverter::class);

        $crawlerInformation = $request->getHeaderLine($this->headerName) ?? null;
        if (empty($crawlerInformation)) {
            return $handler->handle($request);
        }

        // Authenticate crawler request:
        //@todo: ask service to exclude current call for special reasons: for example no relevance because the language version is not affected
at AOE\Crawler\Middleware\FrontendUserAuthenticator->process()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 172

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:138$42->handle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/Middleware/SiteBaseRedirectResolver.php line 94
                $uri = $requestedUri->withPath(rtrim($requestedUri->getPath(), '/'));
                return new RedirectResponse($uri, 307);
            }
        }
        return $handler->handle($request);
    }

    /**
     * Checks if the language is allowed in Frontend, if not, check if there is valid BE user
at TYPO3\CMS\Frontend\Middleware\SiteBaseRedirectResolver->process()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 172

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:138$42->handle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-redirects/Classes/Http/Middleware/RedirectHandler.php line 85
                return $response;
            }
        }

        return $handler->handle($request);
    }

    protected function buildRedirectResponse(UriInterface $uri, array $redirectRecord): ResponseInterface
    {
at TYPO3\CMS\Redirects\Http\Middleware\RedirectHandler->process()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 172

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:138$42->handle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/Middleware/FrontendUserAuthenticator.php line 97
        if ($this->context->getAspect('frontend.user')->isLoggedIn() && $rateLimiter) {
            $rateLimiter->reset();
        }

        $response = $handler->handle($request);

        // Store session data for fe_users if it still exists
        if ($frontendUser instanceof FrontendUserAuthentication) {
            $frontendUser->storeSessionData();
at TYPO3\CMS\Frontend\Middleware\FrontendUserAuthenticator->process()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 172

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:138$42->handle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/Middleware/BackendUserAuthenticator.php line 78
            Bootstrap::loadExtTables();
            $this->setBackendUserAspect($GLOBALS['BE_USER']);
        }

        $response = $handler->handle($request);

        // If, when building the response, the user is still available, then ensure that the headers are sent properly
        if ($this->context->getAspect('backend.user')->isLoggedIn()) {
            return $this->applyHeadersToResponse($response);
at TYPO3\CMS\Frontend\Middleware\BackendUserAuthenticator->process()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 172

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:138$42->handle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/Middleware/MaintenanceMode.php line 55
        ) {
            return GeneralUtility::makeInstance(ErrorController::class)->unavailableAction($request, 'This page is temporarily unavailable.');
        }
        // Continue the regular stack if no maintenance mode is active
        return $handler->handle($request);
    }
}
at TYPO3\CMS\Frontend\Middleware\MaintenanceMode->process()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 172

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:138$42->handle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/Middleware/SiteResolver.php line 65
        $request = $request->withAttribute('routing', $routeResult);
        if ($routeResult->getLanguage() instanceof SiteLanguage) {
            Locales::setSystemLocaleFromSiteLanguage($routeResult->getLanguage());
        }
        return $handler->handle($request);
    }
}
at TYPO3\CMS\Frontend\Middleware\SiteResolver->process()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 172

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:138$42->handle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/Middleware/EidHandler.php line 64
    {
        $eID = $request->getParsedBody()['eID'] ?? $request->getQueryParams()['eID'] ?? null;

        if ($eID === null) {
            return $handler->handle($request);
        }

        // Remove any output produced until now
        ob_clean();
at TYPO3\CMS\Frontend\Middleware\EidHandler->process()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 172

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:138$42->handle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Middleware/NormalizedParamsAttribute.php line 45
     */
    public function process(ServerRequestInterface $request, RequestHandlerInterface $handler): ResponseInterface
    {
        $request = $request->withAttribute('normalizedParams', NormalizedParams::createFromRequest($request));
        return $handler->handle($request);
    }
}
at TYPO3\CMS\Core\Middleware\NormalizedParamsAttribute->process()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 172

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:138$42->handle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Middleware/VerifyHostHeader.php line 55
                1396795884
            );
        }

        return $handler->handle($request);
    }

    /**
     * Checks if the provided host header value matches the trusted hosts pattern.
at TYPO3\CMS\Core\Middleware\VerifyHostHeader->process()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 172

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:138$42->handle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/Middleware/TimeTrackerInitialization.php line 58
        $this->timeTracker->setEnabled($timeTrackingEnabled);
        $this->timeTracker->start(microtime(true));
        $this->timeTracker->push('');

        $response = $handler->handle($request);

        // Finish time tracking
        $this->timeTracker->pull();
        $this->timeTracker->finish();
at TYPO3\CMS\Frontend\Middleware\TimeTrackerInitialization->process()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 172

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:138$42->handle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 78
     * @return ResponseInterface
     */
    public function handle(ServerRequestInterface $request): ResponseInterface
    {
        return $this->tip->handle($request);
    }

    /**
     * Seed the middleware stack with the inner request handler
at TYPO3\CMS\Core\Http\MiddlewareDispatcher->handle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/AbstractApplication.php line 86
     */
    public function handle(ServerRequestInterface $request): ResponseInterface
    {
        try {
            $response = $this->requestHandler->handle($request);
        } catch (ImmediateResponseException $exception) {
            $response = $exception->getResponse();
        }
        return $response;
at TYPO3\CMS\Core\Http\AbstractApplication->handle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/Http/Application.php line 69
        // Create new request object having applicationType "I am a frontend request" attribute.
        $request = $request->withAttribute('applicationType', SystemEnvironmentBuilder::REQUESTTYPE_FE);

        $this->initializeContext();
        return parent::handle($request);
    }

    /**
     * Create a PSR-7 Response that redirects to the install tool
at TYPO3\CMS\Frontend\Http\Application->handle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/AbstractApplication.php line 100
     * @param callable $execute Deprecated, will be removed in TYPO3 v12.0
     */
    final public function run(callable $execute = null)
    {
        $response = $this->handle(ServerRequestFactory::fromGlobals());
        if ($execute !== null) {
            trigger_error('Custom execution of Application code will be removed in TYPO3 v12.0, use PSR-15 Middlewares instead.', E_USER_DEPRECATED);
            $execute();
        }
at TYPO3\CMS\Core\Http\AbstractApplication->run()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/public/index.php line 20
// Set up the application for the frontend
call_user_func(static function () {
    $classLoader = require dirname(__DIR__).'/vendor/autoload.php';
    \TYPO3\CMS\Core\Core\SystemEnvironmentBuilder::run(0, \TYPO3\CMS\Core\Core\SystemEnvironmentBuilder::REQUESTTYPE_FE);
    \TYPO3\CMS\Core\Core\Bootstrap::init($classLoader)->get(\TYPO3\CMS\Frontend\Http\Application::class)->run();
});
at {closure}()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/public/index.php line 21
call_user_func(static function () {
    $classLoader = require dirname(__DIR__).'/vendor/autoload.php';
    \TYPO3\CMS\Core\Core\SystemEnvironmentBuilder::run(0, \TYPO3\CMS\Core\Core\SystemEnvironmentBuilder::REQUESTTYPE_FE);
    \TYPO3\CMS\Core\Core\Bootstrap::init($classLoader)->get(\TYPO3\CMS\Frontend\Http\Application::class)->run();
});

(2/3) Doctrine\DBAL\Driver\Mysqli\Exception\ConnectionError

MySQL server has gone away

in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/doctrine/dbal/lib/Doctrine/DBAL/Driver/Mysqli/Exception/ConnectionError.php line 29
    {
        $p = new ReflectionProperty(mysqli_sql_exception::class, 'sqlstate');
        $p->setAccessible(true);

        return new self($exception->getMessage(), $p->getValue($exception), $exception->getCode(), $exception);
    }
}
at Doctrine\DBAL\Driver\Mysqli\Exception\ConnectionError::upcast()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/doctrine/dbal/lib/Doctrine/DBAL/Driver/Mysqli/MysqliStatement.php line 101

        try {
            $stmt = $conn->prepare($prepareString);
        } catch (mysqli_sql_exception $e) {
            throw ConnectionError::upcast($e);
        }

        if ($stmt === false) {
            throw ConnectionError::new($this->_conn);
at Doctrine\DBAL\Driver\Mysqli\MysqliStatement->__construct()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/doctrine/dbal/lib/Doctrine/DBAL/Driver/Mysqli/MysqliConnection.php line 152
     * {@inheritdoc}
     */
    public function prepare($sql)
    {
        return new Statement($this->conn, $sql);
    }

    /**
     * {@inheritdoc}
at Doctrine\DBAL\Driver\Mysqli\MysqliConnection->prepare()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/doctrine/dbal/lib/Doctrine/DBAL/Connection.php line 1301
        try {
            if ($params) {
                [$sql, $params, $types] = SQLParserUtils::expandListParameters($sql, $params, $types);

                $stmt = $connection->prepare($sql);
                if ($types) {
                    $this->_bindTypedValues($stmt, $params, $types);
                    $stmt->execute();
                } else {
at Doctrine\DBAL\Connection->executeQuery()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/doctrine/dbal/lib/Doctrine/DBAL/Query/QueryBuilder.php line 212
    public function execute()
    {
        if ($this->type === self::SELECT) {
            return ForwardCompatibility\Result::ensure(
                $this->connection->executeQuery($this->getSQL(), $this->params, $this->paramTypes)
            );
        }

        return $this->connection->executeStatement($this->getSQL(), $this->params, $this->paramTypes);
at Doctrine\DBAL\Query\QueryBuilder->execute()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Database/Query/QueryBuilder.php line 300
        $originalWhereConditions = $this->addAdditionalWhereConditions();

        // @todo Call $this->concreteQueryBuilder->executeQuery()
        //        directly with doctrine/dbal:^3.2 raise in v12.
        $return = $this->concreteQueryBuilder->execute();

        // Restore the original query conditions in case the user keeps
        // on modifying the state.
        $this->concreteQueryBuilder->add('where', $originalWhereConditions, false);
at TYPO3\CMS\Core\Database\Query\QueryBuilder->executeQuery()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Domain/Repository/PageRepository.php line 993
                    QueryHelper::stripLogicalOperatorPrefix($this->where_hid_del),
                    QueryHelper::stripLogicalOperatorPrefix($this->where_groupAccess),
                    QueryHelper::stripLogicalOperatorPrefix($additionalWhereClause)
                )
                ->executeQuery()
                ->fetchOne();

            if (!$count) {
                $page = [];
at TYPO3\CMS\Core\Domain\Repository\PageRepository->checkValidShortcutOfPage()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Domain/Repository/PageRepository.php line 891
            $page = $this->addMountPointParameterToPage((array)$page);

            // If shortcut, look up if the target exists and is currently visible
            if ($checkShortcuts) {
                $page = $this->checkValidShortcutOfPage((array)$page, $additionalWhereClause);
            }

            // If the page still is there, we add it to the output
            if (!empty($page)) {
at TYPO3\CMS\Core\Domain\Repository\PageRepository->getSubpagesForPages()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Domain/Repository/PageRepository.php line 779
        //        getSubpagesForPages() which access keys like 'doktype'. This is odd, select field list
        //        should be handled better here, probably at least containing fields that are used in the
        //        sub methods. In the end, it might be easier to drop argument $fields altogether and
        //        always select * ?
        return $this->getSubpagesForPages((array)$pageId, $fields, $sortField, $additionalWhereClause, $checkShortcuts);
    }

    /**
     * Returns an array with page-rows for pages with uid in $pageIds.
at TYPO3\CMS\Core\Domain\Repository\PageRepository->getMenu()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/ContentObject/Menu/AbstractMenuContentObject.php line 562
        } elseif ($this->mconf['sectionIndex'] ?? false) {
            $menuItems = $this->sectionIndex($alternativeSortingField);
        } else {
            // Default: Gets a hierarchical menu based on subpages of $this->id
            $menuItems = $this->sys_page->getMenu($this->id, '*', $alternativeSortingField, $additionalWhere);
        }
        return $menuItems;
    }

at TYPO3\CMS\Frontend\ContentObject\Menu\AbstractMenuContentObject->prepareMenuItems()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/ContentObject/Menu/AbstractMenuContentObject.php line 384
            // Temporarily removing fe_group checking!
            $this->sys_page->where_groupAccess = '';
        }

        $menuItems = $this->prepareMenuItems();

        $c = 0;
        $c_b = 0;

at TYPO3\CMS\Frontend\ContentObject\Menu\AbstractMenuContentObject->makeMenu()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/ContentObject/Menu/AbstractMenuContentObject.php line 1388
                if (is_array($altArray) && !empty($altArray)) {
                    $submenu->alternativeMenuTempArray = $altArray;
                }
                if ($submenu->start($this->tmpl, $this->sys_page, $uid, $this->conf, $this->menuNumber + 1, $objSuffix)) {
                    $submenu->makeMenu();
                    // Memorize the current menu item count
                    $tsfe = $this->getTypoScriptFrontendController();
                    $tempCountMenuObj = $tsfe->register['count_MENUOBJ'];
                    // Reset the menu item count for the submenu
at TYPO3\CMS\Frontend\ContentObject\Menu\AbstractMenuContentObject->subMenu()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/ContentObject/Menu/TextMenuContentObject.php line 202
        $isSpacerPage = $this->I['spacer'] ?? false;
        // If rendering of SPACERs is enabled, also allow rendering submenus with Spacers
        if (!$isSpacerPage || $explicitSpacerRenderingEnabled) {
            // Add part to the accumulated result + fetch submenus
            $this->I['theItem'] .= $this->subMenu($this->I['uid'], $this->WMsubmenuObjSuffixes[$key]['sOSuffix'] ?? '');
        }
        $part = $this->WMcObj->stdWrapValue('wrapItemAndSub', $this->I['val']);
        $this->WMresult .= $part ? $this->WMcObj->wrap($this->I['theItem'], $part) : $this->I['theItem'];
    }
at TYPO3\CMS\Frontend\ContentObject\Menu\TextMenuContentObject->extProc_afterLinking()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/ContentObject/Menu/TextMenuContentObject.php line 163
            if (is_array($this->I['val']['allStdWrap.'] ?? null)) {
                $this->I['theItem'] = $this->WMcObj->stdWrap($this->I['theItem'], $this->I['val']['allStdWrap.']);
            }
            // Calling extra processing function
            $this->extProc_afterLinking((int)$key);
        }
        return $this->extProc_finish();
    }

at TYPO3\CMS\Frontend\ContentObject\Menu\TextMenuContentObject->writeMenu()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/ContentObject/Menu/AbstractMenuContentObject.php line 1394
                    $tsfe = $this->getTypoScriptFrontendController();
                    $tempCountMenuObj = $tsfe->register['count_MENUOBJ'];
                    // Reset the menu item count for the submenu
                    $tsfe->register['count_MENUOBJ'] = 0;
                    $content = $submenu->writeMenu();
                    // Restore the item count now that the submenu has been handled
                    $tsfe->register['count_MENUOBJ'] = $tempCountMenuObj;
                    $tsfe->register['count_menuItems'] = count($this->menuArr);
                    return $content;
at TYPO3\CMS\Frontend\ContentObject\Menu\AbstractMenuContentObject->subMenu()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/ContentObject/Menu/TextMenuContentObject.php line 202
        $isSpacerPage = $this->I['spacer'] ?? false;
        // If rendering of SPACERs is enabled, also allow rendering submenus with Spacers
        if (!$isSpacerPage || $explicitSpacerRenderingEnabled) {
            // Add part to the accumulated result + fetch submenus
            $this->I['theItem'] .= $this->subMenu($this->I['uid'], $this->WMsubmenuObjSuffixes[$key]['sOSuffix'] ?? '');
        }
        $part = $this->WMcObj->stdWrapValue('wrapItemAndSub', $this->I['val']);
        $this->WMresult .= $part ? $this->WMcObj->wrap($this->I['theItem'], $part) : $this->I['theItem'];
    }
at TYPO3\CMS\Frontend\ContentObject\Menu\TextMenuContentObject->extProc_afterLinking()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/ContentObject/Menu/TextMenuContentObject.php line 163
            if (is_array($this->I['val']['allStdWrap.'] ?? null)) {
                $this->I['theItem'] = $this->WMcObj->stdWrap($this->I['theItem'], $this->I['val']['allStdWrap.']);
            }
            // Calling extra processing function
            $this->extProc_afterLinking((int)$key);
        }
        return $this->extProc_finish();
    }

at TYPO3\CMS\Frontend\ContentObject\Menu\TextMenuContentObject->writeMenu()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/ContentObject/HierarchicalMenuContentObject.php line 57
            $frontendController->register['count_MENUOBJ'] = 0;
            $menu->parent_cObj = $this->cObj;
            $menu->start($frontendController->tmpl, $this->getPageRepository(), '', $conf, 1, '', $this->request);
            $menu->makeMenu();
            $theValue .= $menu->writeMenu();
        } catch (NoSuchMenuTypeException $e) {
        }
        $wrap = $this->cObj->stdWrapValue('wrap', $conf ?? []);
        if ($wrap) {
at TYPO3\CMS\Frontend\ContentObject\HierarchicalMenuContentObject->render()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/ContentObject/ContentObjectRenderer.php line 801
        }

        // Render content
        try {
            $content .= $contentObject->render($configuration);
        } catch (ContentRenderingException $exception) {
            // Content rendering Exceptions indicate a critical problem which should not be
            // caught e.g. when something went wrong with Exception handling itself
            throw $exception;
at TYPO3\CMS\Frontend\ContentObject\ContentObjectRenderer->render()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/ContentObject/ContentObjectRenderer.php line 737
            $timeTracker->decStackPointer();
        } else {
            $contentObject = $this->getContentObject($name);
            if ($contentObject) {
                $content .= $this->render($contentObject, $conf);
            }
        }
        if ($timeTracker->LR) {
            $timeTracker->pull($content);
at TYPO3\CMS\Frontend\ContentObject\ContentObjectRenderer->cObjGetSingle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/ContentObject/ContentObjectRenderer.php line 699
        foreach ($sKeyArray as $theKey) {
            $theValue = $setup[$theKey];
            if ((int)$theKey && !str_contains($theKey, '.')) {
                $conf = $setup[$theKey . '.'] ?? [];
                $content .= $this->cObjGetSingle($theValue, $conf, $addKey . $theKey);
            }
        }
        return $content;
    }
at TYPO3\CMS\Frontend\ContentObject\ContentObjectRenderer->cObjGet()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/ContentObject/ContentObjectArrayContentObject.php line 43
        if (!empty($conf['if.']) && !$this->cObj->checkIf($conf['if.'])) {
            return '';
        }

        $content = $this->cObj->cObjGet($conf);
        $wrap = $this->cObj->stdWrapValue('wrap', $conf ?? []);
        if ($wrap) {
            $content = $this->cObj->wrap($content, $wrap);
        }
at TYPO3\CMS\Frontend\ContentObject\ContentObjectArrayContentObject->render()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/ContentObject/ContentObjectRenderer.php line 801
        }

        // Render content
        try {
            $content .= $contentObject->render($configuration);
        } catch (ContentRenderingException $exception) {
            // Content rendering Exceptions indicate a critical problem which should not be
            // caught e.g. when something went wrong with Exception handling itself
            throw $exception;
at TYPO3\CMS\Frontend\ContentObject\ContentObjectRenderer->render()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/ContentObject/ContentObjectRenderer.php line 737
            $timeTracker->decStackPointer();
        } else {
            $contentObject = $this->getContentObject($name);
            if ($contentObject) {
                $content .= $this->render($contentObject, $conf);
            }
        }
        if ($timeTracker->LR) {
            $timeTracker->pull($content);
at TYPO3\CMS\Frontend\ContentObject\ContentObjectRenderer->cObjGetSingle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-fluid/Classes/ViewHelpers/CObjectViewHelper.php line 197
        if ($timeTracker->LR) {
            $timeTracker->push('/f:cObject/', '<' . $typoscriptObjectPath);
        }
        $timeTracker->incStackPointer();
        $content = $contentObjectRenderer->cObjGetSingle($setup[$lastSegment], $setup[$lastSegment . '.'] ?? [], $typoscriptObjectPath);
        $timeTracker->decStackPointer();
        if ($timeTracker->LR) {
            $timeTracker->pull($content);
        }
at TYPO3\CMS\Fluid\ViewHelpers\CObjectViewHelper::renderContentObject()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-fluid/Classes/ViewHelpers/CObjectViewHelper.php line 174
                'No Content Object definition found at TypoScript object path "' . $typoscriptObjectPath . '"',
                1540246570
            );
        }
        $content = self::renderContentObject($contentObjectRenderer, $setup, $typoscriptObjectPath, $lastSegment);
        if (!isset($GLOBALS['TSFE']) || !($GLOBALS['TSFE'] instanceof TypoScriptFrontendController)) {
            static::resetFrontendEnvironment();
        }
        return $content;
at TYPO3\CMS\Fluid\ViewHelpers\CObjectViewHelper::renderStatic()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/var/cache/code/fluid_template/layout_Default_html_97101981c294b0f663a9fa1edb63c87022cd6cef.php line 173
'currentValueKey' => NULL,
'table' => '',
];
$renderChildrenClosure12 = ($arguments11['data'] !== null) ? function() use ($arguments11) { return $arguments11['data']; } : $renderChildrenClosure12;
$output0 .= TYPO3\CMS\Fluid\ViewHelpers\CObjectViewHelper::renderStatic($arguments11, $renderChildrenClosure12, $renderingContext);

$output0 .= '
     </nav>
    </div>
at layout_Default_html_97101981c294b0f663a9fa1edb63c87022cd6cef->render()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3fluid/fluid/src/View/AbstractTemplateView.php line 199
            } catch (PassthroughSourceException $error) {
                return $error->getSource();
            }
            $this->startRendering(self::RENDERING_LAYOUT, $parsedTemplate, $this->baseRenderingContext);
            $output = $parsedLayout->render($this->baseRenderingContext);
            $this->stopRendering();
        }

        return $output;
at TYPO3Fluid\Fluid\View\AbstractTemplateView->render()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/ContentObject/FluidTemplateContentObject.php line 340
     * @return string
     */
    protected function renderFluidView()
    {
        return $this->view->render();
    }

    /**
     * Apply standard wrap to content
at TYPO3\CMS\Frontend\ContentObject\FluidTemplateContentObject->renderFluidView()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/ContentObject/FluidTemplateContentObject.php line 106

        $this->view->assignMultiple($variables);

        $this->renderFluidTemplateAssetsIntoPageRenderer();
        $content = $this->renderFluidView();
        $content = $this->applyStandardWrapToRenderedContent($content, $conf);

        $this->view = $parentView;
        return $content;
at TYPO3\CMS\Frontend\ContentObject\FluidTemplateContentObject->render()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/ContentObject/ContentObjectRenderer.php line 801
        }

        // Render content
        try {
            $content .= $contentObject->render($configuration);
        } catch (ContentRenderingException $exception) {
            // Content rendering Exceptions indicate a critical problem which should not be
            // caught e.g. when something went wrong with Exception handling itself
            throw $exception;
at TYPO3\CMS\Frontend\ContentObject\ContentObjectRenderer->render()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/ContentObject/ContentObjectRenderer.php line 737
            $timeTracker->decStackPointer();
        } else {
            $contentObject = $this->getContentObject($name);
            if ($contentObject) {
                $content .= $this->render($contentObject, $conf);
            }
        }
        if ($timeTracker->LR) {
            $timeTracker->pull($content);
at TYPO3\CMS\Frontend\ContentObject\ContentObjectRenderer->cObjGetSingle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/ContentObject/ContentObjectRenderer.php line 699
        foreach ($sKeyArray as $theKey) {
            $theValue = $setup[$theKey];
            if ((int)$theKey && !str_contains($theKey, '.')) {
                $conf = $setup[$theKey . '.'] ?? [];
                $content .= $this->cObjGetSingle($theValue, $conf, $addKey . $theKey);
            }
        }
        return $content;
    }
at TYPO3\CMS\Frontend\ContentObject\ContentObjectRenderer->cObjGet()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/Http/RequestHandler.php line 223
     * @return string
     */
    protected function generatePageBodyContent(TypoScriptFrontendController $controller): string
    {
        $pageContent = $controller->cObj->cObjGet($controller->pSetup) ?: '';
        if ($controller->pSetup['wrap'] ?? false) {
            $pageContent = $controller->cObj->wrap($pageContent, $controller->pSetup['wrap']);
        }
        if ($controller->pSetup['stdWrap.'] ?? false) {
at TYPO3\CMS\Frontend\Http\RequestHandler->generatePageBodyContent()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/Http/RequestHandler.php line 189
    protected function generatePageContent(TypoScriptFrontendController $controller, ServerRequestInterface $request): string
    {
        // Generate the main content between the <body> tags
        // This has to be done first, as some additional TSFE-related code could have been written
        $pageContent = $this->generatePageBodyContent($controller);
        // If 'disableAllHeaderCode' is set, all the pageRenderer settings are not evaluated
        if ($controller->config['config']['disableAllHeaderCode'] ?? false) {
            return $pageContent;
        }
at TYPO3\CMS\Frontend\Http\RequestHandler->generatePageContent()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/Http/RequestHandler.php line 141
            // Content generation
            $this->timeTracker->incStackPointer();
            $this->timeTracker->push($controller->sPre, 'PAGE');

            $controller->content = $this->generatePageContent($controller, $request);

            $this->timeTracker->pull($this->timeTracker->LR ? $controller->content : '');
            $this->timeTracker->decStackPointer();

at TYPO3\CMS\Frontend\Http\RequestHandler->handle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Middleware/ResponsePropagation.php line 34
{
    public function process(ServerRequestInterface $request, RequestHandlerInterface $handler): ResponseInterface
    {
        try {
            $response = $handler->handle($request);
        } catch (PropagateResponseException $e) {
            $response = $e->getResponse();
        }

at TYPO3\CMS\Core\Middleware\ResponsePropagation->process()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 172

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:138$42->handle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/Middleware/OutputCompression.php line 48
        // Throw away all output that may have happened during bootstrapping by weird extensions
        ob_clean();
        // Initialize output compression if configured
        $this->initializeOutputCompression();
        return $handler->handle($request);
    }

    /**
     * Initialize output compression if configured
at TYPO3\CMS\Frontend\Middleware\OutputCompression->process()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 172

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:138$42->handle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/tomasnorre/crawler/Classes/Middleware/CrawlerInitialization.php line 58
    public function process(ServerRequestInterface $request, RequestHandlerInterface $handler): ResponseInterface
    {
        $queueParameters = $request->getAttribute('tx_crawler');
        if ($queueParameters === null) {
            return $handler->handle($request);
        }

        $GLOBALS['TSFE']->applicationData['forceIndexing'] = true;
        $GLOBALS['TSFE']->applicationData['tx_crawler']['running'] = true;
at AOE\Crawler\Middleware\CrawlerInitialization->process()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 172

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:138$42->handle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/Middleware/ContentLengthResponseHeader.php line 45
     * @return ResponseInterface
     */
    public function process(ServerRequestInterface $request, RequestHandlerInterface $handler): ResponseInterface
    {
        $response = $handler->handle($request);
        if ($GLOBALS['TSFE'] instanceof TypoScriptFrontendController) {
            if (
                (!isset($GLOBALS['TSFE']->config['config']['enableContentLengthHeader']) || $GLOBALS['TSFE']->config['config']['enableContentLengthHeader'])
                && !$GLOBALS['TSFE']->isBackendUserLoggedIn() && !($GLOBALS['TYPO3_CONF_VARS']['FE']['debug'] ?? false)
at TYPO3\CMS\Frontend\Middleware\ContentLengthResponseHeader->process()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 172

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:138$42->handle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/Middleware/ShortcutAndMountPointRedirect.php line 79
                );
            }
        }

        return $handler->handle($request);
    }

    protected function getRedirectUri(ServerRequestInterface $request): ?string
    {
at TYPO3\CMS\Frontend\Middleware\ShortcutAndMountPointRedirect->process()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 172

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:138$42->handle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/friendsoftypo3/jumpurl/Classes/Middleware/JumpUrlHandler.php line 74
            // Regular jump URL
            $this->validateIfJumpUrlRedirectIsAllowed($jumpUrl, $juHash);
            return $this->redirectToJumpUrl($jumpUrl);
        }
        return $handler->handle($request);
    }
    /**
     * Redirects the user to the given jump URL if all submitted values
     * are valid (checked before)
at FoT3\Jumpurl\Middleware\JumpUrlHandler->process()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 172

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:138$42->handle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/extensions/direct_mail/Classes/Middleware/JumpurlController.php line 154
            $queryParamsToPass['juHash'] = $this->calculateJumpUrlHash($jumpurl);
            $queryParamsToPass['jumpurl'] = $jumpurl;
        }

        return $handler->handle($request->withQueryParams($queryParamsToPass));
    }

    /**
     * Returns true of the conditions are met to process this middleware
at DirectMailTeam\DirectMail\Middleware\JumpurlController->process()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 172

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:138$42->handle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/Middleware/PrepareTypoScriptFrontendRendering.php line 78
                $this->convertCharsetRecursivelyToUtf8($parsedBody, $controller->metaCharset);
                $request = $request->withParsedBody($parsedBody);
            }
        }
        $response = $handler->handle($request);

        /**
         * Release TSFE locks. They have been acquired in the above call to controller->getFromCache().
         * TSFE locks are usually released by the RequestHandler 'final' middleware.
at TYPO3\CMS\Frontend\Middleware\PrepareTypoScriptFrontendRendering->process()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 172

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:138$42->handle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/Middleware/TypoScriptFrontendInitialization.php line 104
        // Make TSFE globally available
        // @todo deprecate $GLOBALS['TSFE'] once TSFE is retrieved from the
        //       PSR-7 request attribute frontend.controller throughout TYPO3 core
        $GLOBALS['TSFE'] = $controller;
        return $handler->handle($request);
    }
}
at TYPO3\CMS\Frontend\Middleware\TypoScriptFrontendInitialization->process()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 172

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:138$42->handle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/Middleware/PageArgumentValidator.php line 132
            }
        }

        $request = $request->withAttribute('noCache', $this->disableCache);
        return $handler->handle($request);
    }

    /**
     * Filters out the arguments that are necessary for calculating cHash
at TYPO3\CMS\Frontend\Middleware\PageArgumentValidator->process()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 172

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:138$42->handle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/Middleware/PreviewSimulator.php line 66
            $previewAspect = GeneralUtility::makeInstance(PreviewAspect::class, $isPreview);
            $this->context->setAspect('frontend.preview', $previewAspect);
        }

        return $handler->handle($request);
    }

    /**
     * Simulate dates for preview functionality
at TYPO3\CMS\Frontend\Middleware\PreviewSimulator->process()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 172

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:138$42->handle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/Middleware/PageResolver.php line 106
        // merge the PageArguments with the request query parameters
        $queryParams = array_replace_recursive($request->getQueryParams(), $pageArguments->getArguments());
        $request = $request->withQueryParams($queryParams);

        return $handler->handle($request);
    }
}
at TYPO3\CMS\Frontend\Middleware\PageResolver->process()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 172

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:138$42->handle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/Middleware/StaticRouteResolver.php line 80

                return new HtmlResponse($content, 200, ['Content-Type' => $contentType]);
            }
        }
        return $handler->handle($request);
    }

    /**
     * Find the proper configuration for the static route in the static route configuration. Mainly:
at TYPO3\CMS\Frontend\Middleware\StaticRouteResolver->process()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 172

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:138$42->handle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/tomasnorre/crawler/Classes/Middleware/FrontendUserAuthenticator.php line 75
        $jsonCompatibilityConverter = GeneralUtility::makeInstance(JsonCompatibilityConverter::class);

        $crawlerInformation = $request->getHeaderLine($this->headerName) ?? null;
        if (empty($crawlerInformation)) {
            return $handler->handle($request);
        }

        // Authenticate crawler request:
        //@todo: ask service to exclude current call for special reasons: for example no relevance because the language version is not affected
at AOE\Crawler\Middleware\FrontendUserAuthenticator->process()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 172

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:138$42->handle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/Middleware/SiteBaseRedirectResolver.php line 94
                $uri = $requestedUri->withPath(rtrim($requestedUri->getPath(), '/'));
                return new RedirectResponse($uri, 307);
            }
        }
        return $handler->handle($request);
    }

    /**
     * Checks if the language is allowed in Frontend, if not, check if there is valid BE user
at TYPO3\CMS\Frontend\Middleware\SiteBaseRedirectResolver->process()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 172

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:138$42->handle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-redirects/Classes/Http/Middleware/RedirectHandler.php line 85
                return $response;
            }
        }

        return $handler->handle($request);
    }

    protected function buildRedirectResponse(UriInterface $uri, array $redirectRecord): ResponseInterface
    {
at TYPO3\CMS\Redirects\Http\Middleware\RedirectHandler->process()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 172

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:138$42->handle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/Middleware/FrontendUserAuthenticator.php line 97
        if ($this->context->getAspect('frontend.user')->isLoggedIn() && $rateLimiter) {
            $rateLimiter->reset();
        }

        $response = $handler->handle($request);

        // Store session data for fe_users if it still exists
        if ($frontendUser instanceof FrontendUserAuthentication) {
            $frontendUser->storeSessionData();
at TYPO3\CMS\Frontend\Middleware\FrontendUserAuthenticator->process()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 172

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:138$42->handle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/Middleware/BackendUserAuthenticator.php line 78
            Bootstrap::loadExtTables();
            $this->setBackendUserAspect($GLOBALS['BE_USER']);
        }

        $response = $handler->handle($request);

        // If, when building the response, the user is still available, then ensure that the headers are sent properly
        if ($this->context->getAspect('backend.user')->isLoggedIn()) {
            return $this->applyHeadersToResponse($response);
at TYPO3\CMS\Frontend\Middleware\BackendUserAuthenticator->process()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 172

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:138$42->handle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/Middleware/MaintenanceMode.php line 55
        ) {
            return GeneralUtility::makeInstance(ErrorController::class)->unavailableAction($request, 'This page is temporarily unavailable.');
        }
        // Continue the regular stack if no maintenance mode is active
        return $handler->handle($request);
    }
}
at TYPO3\CMS\Frontend\Middleware\MaintenanceMode->process()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 172

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:138$42->handle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/Middleware/SiteResolver.php line 65
        $request = $request->withAttribute('routing', $routeResult);
        if ($routeResult->getLanguage() instanceof SiteLanguage) {
            Locales::setSystemLocaleFromSiteLanguage($routeResult->getLanguage());
        }
        return $handler->handle($request);
    }
}
at TYPO3\CMS\Frontend\Middleware\SiteResolver->process()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 172

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:138$42->handle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/Middleware/EidHandler.php line 64
    {
        $eID = $request->getParsedBody()['eID'] ?? $request->getQueryParams()['eID'] ?? null;

        if ($eID === null) {
            return $handler->handle($request);
        }

        // Remove any output produced until now
        ob_clean();
at TYPO3\CMS\Frontend\Middleware\EidHandler->process()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 172

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:138$42->handle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Middleware/NormalizedParamsAttribute.php line 45
     */
    public function process(ServerRequestInterface $request, RequestHandlerInterface $handler): ResponseInterface
    {
        $request = $request->withAttribute('normalizedParams', NormalizedParams::createFromRequest($request));
        return $handler->handle($request);
    }
}
at TYPO3\CMS\Core\Middleware\NormalizedParamsAttribute->process()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 172

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:138$42->handle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Middleware/VerifyHostHeader.php line 55
                1396795884
            );
        }

        return $handler->handle($request);
    }

    /**
     * Checks if the provided host header value matches the trusted hosts pattern.
at TYPO3\CMS\Core\Middleware\VerifyHostHeader->process()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 172

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:138$42->handle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/Middleware/TimeTrackerInitialization.php line 58
        $this->timeTracker->setEnabled($timeTrackingEnabled);
        $this->timeTracker->start(microtime(true));
        $this->timeTracker->push('');

        $response = $handler->handle($request);

        // Finish time tracking
        $this->timeTracker->pull();
        $this->timeTracker->finish();
at TYPO3\CMS\Frontend\Middleware\TimeTrackerInitialization->process()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 172

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:138$42->handle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 78
     * @return ResponseInterface
     */
    public function handle(ServerRequestInterface $request): ResponseInterface
    {
        return $this->tip->handle($request);
    }

    /**
     * Seed the middleware stack with the inner request handler
at TYPO3\CMS\Core\Http\MiddlewareDispatcher->handle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/AbstractApplication.php line 86
     */
    public function handle(ServerRequestInterface $request): ResponseInterface
    {
        try {
            $response = $this->requestHandler->handle($request);
        } catch (ImmediateResponseException $exception) {
            $response = $exception->getResponse();
        }
        return $response;
at TYPO3\CMS\Core\Http\AbstractApplication->handle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/Http/Application.php line 69
        // Create new request object having applicationType "I am a frontend request" attribute.
        $request = $request->withAttribute('applicationType', SystemEnvironmentBuilder::REQUESTTYPE_FE);

        $this->initializeContext();
        return parent::handle($request);
    }

    /**
     * Create a PSR-7 Response that redirects to the install tool
at TYPO3\CMS\Frontend\Http\Application->handle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/AbstractApplication.php line 100
     * @param callable $execute Deprecated, will be removed in TYPO3 v12.0
     */
    final public function run(callable $execute = null)
    {
        $response = $this->handle(ServerRequestFactory::fromGlobals());
        if ($execute !== null) {
            trigger_error('Custom execution of Application code will be removed in TYPO3 v12.0, use PSR-15 Middlewares instead.', E_USER_DEPRECATED);
            $execute();
        }
at TYPO3\CMS\Core\Http\AbstractApplication->run()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/public/index.php line 20
// Set up the application for the frontend
call_user_func(static function () {
    $classLoader = require dirname(__DIR__).'/vendor/autoload.php';
    \TYPO3\CMS\Core\Core\SystemEnvironmentBuilder::run(0, \TYPO3\CMS\Core\Core\SystemEnvironmentBuilder::REQUESTTYPE_FE);
    \TYPO3\CMS\Core\Core\Bootstrap::init($classLoader)->get(\TYPO3\CMS\Frontend\Http\Application::class)->run();
});
at {closure}()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/public/index.php line 21
call_user_func(static function () {
    $classLoader = require dirname(__DIR__).'/vendor/autoload.php';
    \TYPO3\CMS\Core\Core\SystemEnvironmentBuilder::run(0, \TYPO3\CMS\Core\Core\SystemEnvironmentBuilder::REQUESTTYPE_FE);
    \TYPO3\CMS\Core\Core\Bootstrap::init($classLoader)->get(\TYPO3\CMS\Frontend\Http\Application::class)->run();
});

(3/3) #2006 mysqli_sql_exception

MySQL server has gone away

in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/doctrine/dbal/lib/Doctrine/DBAL/Driver/Mysqli/MysqliStatement.php line 99
    {
        $this->_conn = $conn;

        try {
            $stmt = $conn->prepare($prepareString);
        } catch (mysqli_sql_exception $e) {
            throw ConnectionError::upcast($e);
        }

at mysqli->prepare()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/doctrine/dbal/lib/Doctrine/DBAL/Driver/Mysqli/MysqliStatement.php line 99
    {
        $this->_conn = $conn;

        try {
            $stmt = $conn->prepare($prepareString);
        } catch (mysqli_sql_exception $e) {
            throw ConnectionError::upcast($e);
        }

at Doctrine\DBAL\Driver\Mysqli\MysqliStatement->__construct()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/doctrine/dbal/lib/Doctrine/DBAL/Driver/Mysqli/MysqliConnection.php line 152
     * {@inheritdoc}
     */
    public function prepare($sql)
    {
        return new Statement($this->conn, $sql);
    }

    /**
     * {@inheritdoc}
at Doctrine\DBAL\Driver\Mysqli\MysqliConnection->prepare()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/doctrine/dbal/lib/Doctrine/DBAL/Connection.php line 1301
        try {
            if ($params) {
                [$sql, $params, $types] = SQLParserUtils::expandListParameters($sql, $params, $types);

                $stmt = $connection->prepare($sql);
                if ($types) {
                    $this->_bindTypedValues($stmt, $params, $types);
                    $stmt->execute();
                } else {
at Doctrine\DBAL\Connection->executeQuery()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/doctrine/dbal/lib/Doctrine/DBAL/Query/QueryBuilder.php line 212
    public function execute()
    {
        if ($this->type === self::SELECT) {
            return ForwardCompatibility\Result::ensure(
                $this->connection->executeQuery($this->getSQL(), $this->params, $this->paramTypes)
            );
        }

        return $this->connection->executeStatement($this->getSQL(), $this->params, $this->paramTypes);
at Doctrine\DBAL\Query\QueryBuilder->execute()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Database/Query/QueryBuilder.php line 300
        $originalWhereConditions = $this->addAdditionalWhereConditions();

        // @todo Call $this->concreteQueryBuilder->executeQuery()
        //        directly with doctrine/dbal:^3.2 raise in v12.
        $return = $this->concreteQueryBuilder->execute();

        // Restore the original query conditions in case the user keeps
        // on modifying the state.
        $this->concreteQueryBuilder->add('where', $originalWhereConditions, false);
at TYPO3\CMS\Core\Database\Query\QueryBuilder->executeQuery()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Domain/Repository/PageRepository.php line 993
                    QueryHelper::stripLogicalOperatorPrefix($this->where_hid_del),
                    QueryHelper::stripLogicalOperatorPrefix($this->where_groupAccess),
                    QueryHelper::stripLogicalOperatorPrefix($additionalWhereClause)
                )
                ->executeQuery()
                ->fetchOne();

            if (!$count) {
                $page = [];
at TYPO3\CMS\Core\Domain\Repository\PageRepository->checkValidShortcutOfPage()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Domain/Repository/PageRepository.php line 891
            $page = $this->addMountPointParameterToPage((array)$page);

            // If shortcut, look up if the target exists and is currently visible
            if ($checkShortcuts) {
                $page = $this->checkValidShortcutOfPage((array)$page, $additionalWhereClause);
            }

            // If the page still is there, we add it to the output
            if (!empty($page)) {
at TYPO3\CMS\Core\Domain\Repository\PageRepository->getSubpagesForPages()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Domain/Repository/PageRepository.php line 779
        //        getSubpagesForPages() which access keys like 'doktype'. This is odd, select field list
        //        should be handled better here, probably at least containing fields that are used in the
        //        sub methods. In the end, it might be easier to drop argument $fields altogether and
        //        always select * ?
        return $this->getSubpagesForPages((array)$pageId, $fields, $sortField, $additionalWhereClause, $checkShortcuts);
    }

    /**
     * Returns an array with page-rows for pages with uid in $pageIds.
at TYPO3\CMS\Core\Domain\Repository\PageRepository->getMenu()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/ContentObject/Menu/AbstractMenuContentObject.php line 562
        } elseif ($this->mconf['sectionIndex'] ?? false) {
            $menuItems = $this->sectionIndex($alternativeSortingField);
        } else {
            // Default: Gets a hierarchical menu based on subpages of $this->id
            $menuItems = $this->sys_page->getMenu($this->id, '*', $alternativeSortingField, $additionalWhere);
        }
        return $menuItems;
    }

at TYPO3\CMS\Frontend\ContentObject\Menu\AbstractMenuContentObject->prepareMenuItems()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/ContentObject/Menu/AbstractMenuContentObject.php line 384
            // Temporarily removing fe_group checking!
            $this->sys_page->where_groupAccess = '';
        }

        $menuItems = $this->prepareMenuItems();

        $c = 0;
        $c_b = 0;

at TYPO3\CMS\Frontend\ContentObject\Menu\AbstractMenuContentObject->makeMenu()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/ContentObject/Menu/AbstractMenuContentObject.php line 1388
                if (is_array($altArray) && !empty($altArray)) {
                    $submenu->alternativeMenuTempArray = $altArray;
                }
                if ($submenu->start($this->tmpl, $this->sys_page, $uid, $this->conf, $this->menuNumber + 1, $objSuffix)) {
                    $submenu->makeMenu();
                    // Memorize the current menu item count
                    $tsfe = $this->getTypoScriptFrontendController();
                    $tempCountMenuObj = $tsfe->register['count_MENUOBJ'];
                    // Reset the menu item count for the submenu
at TYPO3\CMS\Frontend\ContentObject\Menu\AbstractMenuContentObject->subMenu()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/ContentObject/Menu/TextMenuContentObject.php line 202
        $isSpacerPage = $this->I['spacer'] ?? false;
        // If rendering of SPACERs is enabled, also allow rendering submenus with Spacers
        if (!$isSpacerPage || $explicitSpacerRenderingEnabled) {
            // Add part to the accumulated result + fetch submenus
            $this->I['theItem'] .= $this->subMenu($this->I['uid'], $this->WMsubmenuObjSuffixes[$key]['sOSuffix'] ?? '');
        }
        $part = $this->WMcObj->stdWrapValue('wrapItemAndSub', $this->I['val']);
        $this->WMresult .= $part ? $this->WMcObj->wrap($this->I['theItem'], $part) : $this->I['theItem'];
    }
at TYPO3\CMS\Frontend\ContentObject\Menu\TextMenuContentObject->extProc_afterLinking()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/ContentObject/Menu/TextMenuContentObject.php line 163
            if (is_array($this->I['val']['allStdWrap.'] ?? null)) {
                $this->I['theItem'] = $this->WMcObj->stdWrap($this->I['theItem'], $this->I['val']['allStdWrap.']);
            }
            // Calling extra processing function
            $this->extProc_afterLinking((int)$key);
        }
        return $this->extProc_finish();
    }

at TYPO3\CMS\Frontend\ContentObject\Menu\TextMenuContentObject->writeMenu()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/ContentObject/Menu/AbstractMenuContentObject.php line 1394
                    $tsfe = $this->getTypoScriptFrontendController();
                    $tempCountMenuObj = $tsfe->register['count_MENUOBJ'];
                    // Reset the menu item count for the submenu
                    $tsfe->register['count_MENUOBJ'] = 0;
                    $content = $submenu->writeMenu();
                    // Restore the item count now that the submenu has been handled
                    $tsfe->register['count_MENUOBJ'] = $tempCountMenuObj;
                    $tsfe->register['count_menuItems'] = count($this->menuArr);
                    return $content;
at TYPO3\CMS\Frontend\ContentObject\Menu\AbstractMenuContentObject->subMenu()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/ContentObject/Menu/TextMenuContentObject.php line 202
        $isSpacerPage = $this->I['spacer'] ?? false;
        // If rendering of SPACERs is enabled, also allow rendering submenus with Spacers
        if (!$isSpacerPage || $explicitSpacerRenderingEnabled) {
            // Add part to the accumulated result + fetch submenus
            $this->I['theItem'] .= $this->subMenu($this->I['uid'], $this->WMsubmenuObjSuffixes[$key]['sOSuffix'] ?? '');
        }
        $part = $this->WMcObj->stdWrapValue('wrapItemAndSub', $this->I['val']);
        $this->WMresult .= $part ? $this->WMcObj->wrap($this->I['theItem'], $part) : $this->I['theItem'];
    }
at TYPO3\CMS\Frontend\ContentObject\Menu\TextMenuContentObject->extProc_afterLinking()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/ContentObject/Menu/TextMenuContentObject.php line 163
            if (is_array($this->I['val']['allStdWrap.'] ?? null)) {
                $this->I['theItem'] = $this->WMcObj->stdWrap($this->I['theItem'], $this->I['val']['allStdWrap.']);
            }
            // Calling extra processing function
            $this->extProc_afterLinking((int)$key);
        }
        return $this->extProc_finish();
    }

at TYPO3\CMS\Frontend\ContentObject\Menu\TextMenuContentObject->writeMenu()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/ContentObject/HierarchicalMenuContentObject.php line 57
            $frontendController->register['count_MENUOBJ'] = 0;
            $menu->parent_cObj = $this->cObj;
            $menu->start($frontendController->tmpl, $this->getPageRepository(), '', $conf, 1, '', $this->request);
            $menu->makeMenu();
            $theValue .= $menu->writeMenu();
        } catch (NoSuchMenuTypeException $e) {
        }
        $wrap = $this->cObj->stdWrapValue('wrap', $conf ?? []);
        if ($wrap) {
at TYPO3\CMS\Frontend\ContentObject\HierarchicalMenuContentObject->render()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/ContentObject/ContentObjectRenderer.php line 801
        }

        // Render content
        try {
            $content .= $contentObject->render($configuration);
        } catch (ContentRenderingException $exception) {
            // Content rendering Exceptions indicate a critical problem which should not be
            // caught e.g. when something went wrong with Exception handling itself
            throw $exception;
at TYPO3\CMS\Frontend\ContentObject\ContentObjectRenderer->render()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/ContentObject/ContentObjectRenderer.php line 737
            $timeTracker->decStackPointer();
        } else {
            $contentObject = $this->getContentObject($name);
            if ($contentObject) {
                $content .= $this->render($contentObject, $conf);
            }
        }
        if ($timeTracker->LR) {
            $timeTracker->pull($content);
at TYPO3\CMS\Frontend\ContentObject\ContentObjectRenderer->cObjGetSingle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/ContentObject/ContentObjectRenderer.php line 699
        foreach ($sKeyArray as $theKey) {
            $theValue = $setup[$theKey];
            if ((int)$theKey && !str_contains($theKey, '.')) {
                $conf = $setup[$theKey . '.'] ?? [];
                $content .= $this->cObjGetSingle($theValue, $conf, $addKey . $theKey);
            }
        }
        return $content;
    }
at TYPO3\CMS\Frontend\ContentObject\ContentObjectRenderer->cObjGet()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/ContentObject/ContentObjectArrayContentObject.php line 43
        if (!empty($conf['if.']) && !$this->cObj->checkIf($conf['if.'])) {
            return '';
        }

        $content = $this->cObj->cObjGet($conf);
        $wrap = $this->cObj->stdWrapValue('wrap', $conf ?? []);
        if ($wrap) {
            $content = $this->cObj->wrap($content, $wrap);
        }
at TYPO3\CMS\Frontend\ContentObject\ContentObjectArrayContentObject->render()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/ContentObject/ContentObjectRenderer.php line 801
        }

        // Render content
        try {
            $content .= $contentObject->render($configuration);
        } catch (ContentRenderingException $exception) {
            // Content rendering Exceptions indicate a critical problem which should not be
            // caught e.g. when something went wrong with Exception handling itself
            throw $exception;
at TYPO3\CMS\Frontend\ContentObject\ContentObjectRenderer->render()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/ContentObject/ContentObjectRenderer.php line 737
            $timeTracker->decStackPointer();
        } else {
            $contentObject = $this->getContentObject($name);
            if ($contentObject) {
                $content .= $this->render($contentObject, $conf);
            }
        }
        if ($timeTracker->LR) {
            $timeTracker->pull($content);
at TYPO3\CMS\Frontend\ContentObject\ContentObjectRenderer->cObjGetSingle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-fluid/Classes/ViewHelpers/CObjectViewHelper.php line 197
        if ($timeTracker->LR) {
            $timeTracker->push('/f:cObject/', '<' . $typoscriptObjectPath);
        }
        $timeTracker->incStackPointer();
        $content = $contentObjectRenderer->cObjGetSingle($setup[$lastSegment], $setup[$lastSegment . '.'] ?? [], $typoscriptObjectPath);
        $timeTracker->decStackPointer();
        if ($timeTracker->LR) {
            $timeTracker->pull($content);
        }
at TYPO3\CMS\Fluid\ViewHelpers\CObjectViewHelper::renderContentObject()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-fluid/Classes/ViewHelpers/CObjectViewHelper.php line 174
                'No Content Object definition found at TypoScript object path "' . $typoscriptObjectPath . '"',
                1540246570
            );
        }
        $content = self::renderContentObject($contentObjectRenderer, $setup, $typoscriptObjectPath, $lastSegment);
        if (!isset($GLOBALS['TSFE']) || !($GLOBALS['TSFE'] instanceof TypoScriptFrontendController)) {
            static::resetFrontendEnvironment();
        }
        return $content;
at TYPO3\CMS\Fluid\ViewHelpers\CObjectViewHelper::renderStatic()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/var/cache/code/fluid_template/layout_Default_html_97101981c294b0f663a9fa1edb63c87022cd6cef.php line 173
'currentValueKey' => NULL,
'table' => '',
];
$renderChildrenClosure12 = ($arguments11['data'] !== null) ? function() use ($arguments11) { return $arguments11['data']; } : $renderChildrenClosure12;
$output0 .= TYPO3\CMS\Fluid\ViewHelpers\CObjectViewHelper::renderStatic($arguments11, $renderChildrenClosure12, $renderingContext);

$output0 .= '
     </nav>
    </div>
at layout_Default_html_97101981c294b0f663a9fa1edb63c87022cd6cef->render()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3fluid/fluid/src/View/AbstractTemplateView.php line 199
            } catch (PassthroughSourceException $error) {
                return $error->getSource();
            }
            $this->startRendering(self::RENDERING_LAYOUT, $parsedTemplate, $this->baseRenderingContext);
            $output = $parsedLayout->render($this->baseRenderingContext);
            $this->stopRendering();
        }

        return $output;
at TYPO3Fluid\Fluid\View\AbstractTemplateView->render()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/ContentObject/FluidTemplateContentObject.php line 340
     * @return string
     */
    protected function renderFluidView()
    {
        return $this->view->render();
    }

    /**
     * Apply standard wrap to content
at TYPO3\CMS\Frontend\ContentObject\FluidTemplateContentObject->renderFluidView()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/ContentObject/FluidTemplateContentObject.php line 106

        $this->view->assignMultiple($variables);

        $this->renderFluidTemplateAssetsIntoPageRenderer();
        $content = $this->renderFluidView();
        $content = $this->applyStandardWrapToRenderedContent($content, $conf);

        $this->view = $parentView;
        return $content;
at TYPO3\CMS\Frontend\ContentObject\FluidTemplateContentObject->render()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/ContentObject/ContentObjectRenderer.php line 801
        }

        // Render content
        try {
            $content .= $contentObject->render($configuration);
        } catch (ContentRenderingException $exception) {
            // Content rendering Exceptions indicate a critical problem which should not be
            // caught e.g. when something went wrong with Exception handling itself
            throw $exception;
at TYPO3\CMS\Frontend\ContentObject\ContentObjectRenderer->render()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/ContentObject/ContentObjectRenderer.php line 737
            $timeTracker->decStackPointer();
        } else {
            $contentObject = $this->getContentObject($name);
            if ($contentObject) {
                $content .= $this->render($contentObject, $conf);
            }
        }
        if ($timeTracker->LR) {
            $timeTracker->pull($content);
at TYPO3\CMS\Frontend\ContentObject\ContentObjectRenderer->cObjGetSingle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/ContentObject/ContentObjectRenderer.php line 699
        foreach ($sKeyArray as $theKey) {
            $theValue = $setup[$theKey];
            if ((int)$theKey && !str_contains($theKey, '.')) {
                $conf = $setup[$theKey . '.'] ?? [];
                $content .= $this->cObjGetSingle($theValue, $conf, $addKey . $theKey);
            }
        }
        return $content;
    }
at TYPO3\CMS\Frontend\ContentObject\ContentObjectRenderer->cObjGet()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/Http/RequestHandler.php line 223
     * @return string
     */
    protected function generatePageBodyContent(TypoScriptFrontendController $controller): string
    {
        $pageContent = $controller->cObj->cObjGet($controller->pSetup) ?: '';
        if ($controller->pSetup['wrap'] ?? false) {
            $pageContent = $controller->cObj->wrap($pageContent, $controller->pSetup['wrap']);
        }
        if ($controller->pSetup['stdWrap.'] ?? false) {
at TYPO3\CMS\Frontend\Http\RequestHandler->generatePageBodyContent()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/Http/RequestHandler.php line 189
    protected function generatePageContent(TypoScriptFrontendController $controller, ServerRequestInterface $request): string
    {
        // Generate the main content between the <body> tags
        // This has to be done first, as some additional TSFE-related code could have been written
        $pageContent = $this->generatePageBodyContent($controller);
        // If 'disableAllHeaderCode' is set, all the pageRenderer settings are not evaluated
        if ($controller->config['config']['disableAllHeaderCode'] ?? false) {
            return $pageContent;
        }
at TYPO3\CMS\Frontend\Http\RequestHandler->generatePageContent()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/Http/RequestHandler.php line 141
            // Content generation
            $this->timeTracker->incStackPointer();
            $this->timeTracker->push($controller->sPre, 'PAGE');

            $controller->content = $this->generatePageContent($controller, $request);

            $this->timeTracker->pull($this->timeTracker->LR ? $controller->content : '');
            $this->timeTracker->decStackPointer();

at TYPO3\CMS\Frontend\Http\RequestHandler->handle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Middleware/ResponsePropagation.php line 34
{
    public function process(ServerRequestInterface $request, RequestHandlerInterface $handler): ResponseInterface
    {
        try {
            $response = $handler->handle($request);
        } catch (PropagateResponseException $e) {
            $response = $e->getResponse();
        }

at TYPO3\CMS\Core\Middleware\ResponsePropagation->process()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 172

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:138$42->handle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/Middleware/OutputCompression.php line 48
        // Throw away all output that may have happened during bootstrapping by weird extensions
        ob_clean();
        // Initialize output compression if configured
        $this->initializeOutputCompression();
        return $handler->handle($request);
    }

    /**
     * Initialize output compression if configured
at TYPO3\CMS\Frontend\Middleware\OutputCompression->process()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 172

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:138$42->handle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/tomasnorre/crawler/Classes/Middleware/CrawlerInitialization.php line 58
    public function process(ServerRequestInterface $request, RequestHandlerInterface $handler): ResponseInterface
    {
        $queueParameters = $request->getAttribute('tx_crawler');
        if ($queueParameters === null) {
            return $handler->handle($request);
        }

        $GLOBALS['TSFE']->applicationData['forceIndexing'] = true;
        $GLOBALS['TSFE']->applicationData['tx_crawler']['running'] = true;
at AOE\Crawler\Middleware\CrawlerInitialization->process()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 172

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:138$42->handle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/Middleware/ContentLengthResponseHeader.php line 45
     * @return ResponseInterface
     */
    public function process(ServerRequestInterface $request, RequestHandlerInterface $handler): ResponseInterface
    {
        $response = $handler->handle($request);
        if ($GLOBALS['TSFE'] instanceof TypoScriptFrontendController) {
            if (
                (!isset($GLOBALS['TSFE']->config['config']['enableContentLengthHeader']) || $GLOBALS['TSFE']->config['config']['enableContentLengthHeader'])
                && !$GLOBALS['TSFE']->isBackendUserLoggedIn() && !($GLOBALS['TYPO3_CONF_VARS']['FE']['debug'] ?? false)
at TYPO3\CMS\Frontend\Middleware\ContentLengthResponseHeader->process()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 172

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:138$42->handle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/Middleware/ShortcutAndMountPointRedirect.php line 79
                );
            }
        }

        return $handler->handle($request);
    }

    protected function getRedirectUri(ServerRequestInterface $request): ?string
    {
at TYPO3\CMS\Frontend\Middleware\ShortcutAndMountPointRedirect->process()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 172

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:138$42->handle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/friendsoftypo3/jumpurl/Classes/Middleware/JumpUrlHandler.php line 74
            // Regular jump URL
            $this->validateIfJumpUrlRedirectIsAllowed($jumpUrl, $juHash);
            return $this->redirectToJumpUrl($jumpUrl);
        }
        return $handler->handle($request);
    }
    /**
     * Redirects the user to the given jump URL if all submitted values
     * are valid (checked before)
at FoT3\Jumpurl\Middleware\JumpUrlHandler->process()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 172

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:138$42->handle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/extensions/direct_mail/Classes/Middleware/JumpurlController.php line 154
            $queryParamsToPass['juHash'] = $this->calculateJumpUrlHash($jumpurl);
            $queryParamsToPass['jumpurl'] = $jumpurl;
        }

        return $handler->handle($request->withQueryParams($queryParamsToPass));
    }

    /**
     * Returns true of the conditions are met to process this middleware
at DirectMailTeam\DirectMail\Middleware\JumpurlController->process()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 172

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:138$42->handle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/Middleware/PrepareTypoScriptFrontendRendering.php line 78
                $this->convertCharsetRecursivelyToUtf8($parsedBody, $controller->metaCharset);
                $request = $request->withParsedBody($parsedBody);
            }
        }
        $response = $handler->handle($request);

        /**
         * Release TSFE locks. They have been acquired in the above call to controller->getFromCache().
         * TSFE locks are usually released by the RequestHandler 'final' middleware.
at TYPO3\CMS\Frontend\Middleware\PrepareTypoScriptFrontendRendering->process()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 172

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:138$42->handle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/Middleware/TypoScriptFrontendInitialization.php line 104
        // Make TSFE globally available
        // @todo deprecate $GLOBALS['TSFE'] once TSFE is retrieved from the
        //       PSR-7 request attribute frontend.controller throughout TYPO3 core
        $GLOBALS['TSFE'] = $controller;
        return $handler->handle($request);
    }
}
at TYPO3\CMS\Frontend\Middleware\TypoScriptFrontendInitialization->process()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 172

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:138$42->handle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/Middleware/PageArgumentValidator.php line 132
            }
        }

        $request = $request->withAttribute('noCache', $this->disableCache);
        return $handler->handle($request);
    }

    /**
     * Filters out the arguments that are necessary for calculating cHash
at TYPO3\CMS\Frontend\Middleware\PageArgumentValidator->process()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 172

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:138$42->handle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/Middleware/PreviewSimulator.php line 66
            $previewAspect = GeneralUtility::makeInstance(PreviewAspect::class, $isPreview);
            $this->context->setAspect('frontend.preview', $previewAspect);
        }

        return $handler->handle($request);
    }

    /**
     * Simulate dates for preview functionality
at TYPO3\CMS\Frontend\Middleware\PreviewSimulator->process()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 172

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:138$42->handle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/Middleware/PageResolver.php line 106
        // merge the PageArguments with the request query parameters
        $queryParams = array_replace_recursive($request->getQueryParams(), $pageArguments->getArguments());
        $request = $request->withQueryParams($queryParams);

        return $handler->handle($request);
    }
}
at TYPO3\CMS\Frontend\Middleware\PageResolver->process()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 172

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:138$42->handle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/Middleware/StaticRouteResolver.php line 80

                return new HtmlResponse($content, 200, ['Content-Type' => $contentType]);
            }
        }
        return $handler->handle($request);
    }

    /**
     * Find the proper configuration for the static route in the static route configuration. Mainly:
at TYPO3\CMS\Frontend\Middleware\StaticRouteResolver->process()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 172

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:138$42->handle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/tomasnorre/crawler/Classes/Middleware/FrontendUserAuthenticator.php line 75
        $jsonCompatibilityConverter = GeneralUtility::makeInstance(JsonCompatibilityConverter::class);

        $crawlerInformation = $request->getHeaderLine($this->headerName) ?? null;
        if (empty($crawlerInformation)) {
            return $handler->handle($request);
        }

        // Authenticate crawler request:
        //@todo: ask service to exclude current call for special reasons: for example no relevance because the language version is not affected
at AOE\Crawler\Middleware\FrontendUserAuthenticator->process()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 172

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:138$42->handle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/Middleware/SiteBaseRedirectResolver.php line 94
                $uri = $requestedUri->withPath(rtrim($requestedUri->getPath(), '/'));
                return new RedirectResponse($uri, 307);
            }
        }
        return $handler->handle($request);
    }

    /**
     * Checks if the language is allowed in Frontend, if not, check if there is valid BE user
at TYPO3\CMS\Frontend\Middleware\SiteBaseRedirectResolver->process()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 172

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:138$42->handle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-redirects/Classes/Http/Middleware/RedirectHandler.php line 85
                return $response;
            }
        }

        return $handler->handle($request);
    }

    protected function buildRedirectResponse(UriInterface $uri, array $redirectRecord): ResponseInterface
    {
at TYPO3\CMS\Redirects\Http\Middleware\RedirectHandler->process()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 172

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:138$42->handle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/Middleware/FrontendUserAuthenticator.php line 97
        if ($this->context->getAspect('frontend.user')->isLoggedIn() && $rateLimiter) {
            $rateLimiter->reset();
        }

        $response = $handler->handle($request);

        // Store session data for fe_users if it still exists
        if ($frontendUser instanceof FrontendUserAuthentication) {
            $frontendUser->storeSessionData();
at TYPO3\CMS\Frontend\Middleware\FrontendUserAuthenticator->process()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 172

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:138$42->handle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/Middleware/BackendUserAuthenticator.php line 78
            Bootstrap::loadExtTables();
            $this->setBackendUserAspect($GLOBALS['BE_USER']);
        }

        $response = $handler->handle($request);

        // If, when building the response, the user is still available, then ensure that the headers are sent properly
        if ($this->context->getAspect('backend.user')->isLoggedIn()) {
            return $this->applyHeadersToResponse($response);
at TYPO3\CMS\Frontend\Middleware\BackendUserAuthenticator->process()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 172

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:138$42->handle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/Middleware/MaintenanceMode.php line 55
        ) {
            return GeneralUtility::makeInstance(ErrorController::class)->unavailableAction($request, 'This page is temporarily unavailable.');
        }
        // Continue the regular stack if no maintenance mode is active
        return $handler->handle($request);
    }
}
at TYPO3\CMS\Frontend\Middleware\MaintenanceMode->process()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 172

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:138$42->handle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/Middleware/SiteResolver.php line 65
        $request = $request->withAttribute('routing', $routeResult);
        if ($routeResult->getLanguage() instanceof SiteLanguage) {
            Locales::setSystemLocaleFromSiteLanguage($routeResult->getLanguage());
        }
        return $handler->handle($request);
    }
}
at TYPO3\CMS\Frontend\Middleware\SiteResolver->process()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 172

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:138$42->handle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/Middleware/EidHandler.php line 64
    {
        $eID = $request->getParsedBody()['eID'] ?? $request->getQueryParams()['eID'] ?? null;

        if ($eID === null) {
            return $handler->handle($request);
        }

        // Remove any output produced until now
        ob_clean();
at TYPO3\CMS\Frontend\Middleware\EidHandler->process()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 172

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:138$42->handle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Middleware/NormalizedParamsAttribute.php line 45
     */
    public function process(ServerRequestInterface $request, RequestHandlerInterface $handler): ResponseInterface
    {
        $request = $request->withAttribute('normalizedParams', NormalizedParams::createFromRequest($request));
        return $handler->handle($request);
    }
}
at TYPO3\CMS\Core\Middleware\NormalizedParamsAttribute->process()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 172

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:138$42->handle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Middleware/VerifyHostHeader.php line 55
                1396795884
            );
        }

        return $handler->handle($request);
    }

    /**
     * Checks if the provided host header value matches the trusted hosts pattern.
at TYPO3\CMS\Core\Middleware\VerifyHostHeader->process()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 172

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:138$42->handle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/Middleware/TimeTrackerInitialization.php line 58
        $this->timeTracker->setEnabled($timeTrackingEnabled);
        $this->timeTracker->start(microtime(true));
        $this->timeTracker->push('');

        $response = $handler->handle($request);

        // Finish time tracking
        $this->timeTracker->pull();
        $this->timeTracker->finish();
at TYPO3\CMS\Frontend\Middleware\TimeTrackerInitialization->process()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 172

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:138$42->handle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 78
     * @return ResponseInterface
     */
    public function handle(ServerRequestInterface $request): ResponseInterface
    {
        return $this->tip->handle($request);
    }

    /**
     * Seed the middleware stack with the inner request handler
at TYPO3\CMS\Core\Http\MiddlewareDispatcher->handle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/AbstractApplication.php line 86
     */
    public function handle(ServerRequestInterface $request): ResponseInterface
    {
        try {
            $response = $this->requestHandler->handle($request);
        } catch (ImmediateResponseException $exception) {
            $response = $exception->getResponse();
        }
        return $response;
at TYPO3\CMS\Core\Http\AbstractApplication->handle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-frontend/Classes/Http/Application.php line 69
        // Create new request object having applicationType "I am a frontend request" attribute.
        $request = $request->withAttribute('applicationType', SystemEnvironmentBuilder::REQUESTTYPE_FE);

        $this->initializeContext();
        return parent::handle($request);
    }

    /**
     * Create a PSR-7 Response that redirects to the install tool
at TYPO3\CMS\Frontend\Http\Application->handle()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/vendor/typo3/cms-core/Classes/Http/AbstractApplication.php line 100
     * @param callable $execute Deprecated, will be removed in TYPO3 v12.0
     */
    final public function run(callable $execute = null)
    {
        $response = $this->handle(ServerRequestFactory::fromGlobals());
        if ($execute !== null) {
            trigger_error('Custom execution of Application code will be removed in TYPO3 v12.0, use PSR-15 Middlewares instead.', E_USER_DEPRECATED);
            $execute();
        }
at TYPO3\CMS\Core\Http\AbstractApplication->run()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/public/index.php line 20
// Set up the application for the frontend
call_user_func(static function () {
    $classLoader = require dirname(__DIR__).'/vendor/autoload.php';
    \TYPO3\CMS\Core\Core\SystemEnvironmentBuilder::run(0, \TYPO3\CMS\Core\Core\SystemEnvironmentBuilder::REQUESTTYPE_FE);
    \TYPO3\CMS\Core\Core\Bootstrap::init($classLoader)->get(\TYPO3\CMS\Frontend\Http\Application::class)->run();
});
at {closure}()
in /var/www/vhosts/mukacat.users.aboliton.at/.enviroments/productive/public/index.php line 21
call_user_func(static function () {
    $classLoader = require dirname(__DIR__).'/vendor/autoload.php';
    \TYPO3\CMS\Core\Core\SystemEnvironmentBuilder::run(0, \TYPO3\CMS\Core\Core\SystemEnvironmentBuilder::REQUESTTYPE_FE);
    \TYPO3\CMS\Core\Core\Bootstrap::init($classLoader)->get(\TYPO3\CMS\Frontend\Http\Application::class)->run();
});