Fatal error: Uncaught Error: Class "TYPO3\CMS\Core\Http\Dispatcher" not found in /var/www/html/dev.hallescherfc.de/vendor/typo3/cms-backend/Classes/Http/RouteDispatcher.php:43 Stack trace: #0 {main} thrown in /var/www/html/dev.hallescherfc.de/vendor/typo3/cms-backend/Classes/Http/RouteDispatcher.php on line 43