Fatal error: Uncaught Error: Class "TYPO3\CMS\Backend\Controller\Page\LocalizationController" not found in /var/www/html/dev.hallescherfc.de/vendor/b13/container/Classes/Xclasses/LocalizationController.php:21 Stack trace: #0 {main} thrown in /var/www/html/dev.hallescherfc.de/vendor/b13/container/Classes/Xclasses/LocalizationController.php on line 21