Fatal error: Uncaught Error: Interface "TYPO3\CMS\Core\Routing\RouterInterface" not found in /var/www/html/dev.hallescherfc.de/vendor/typo3/cms-core/Classes/Routing/PageRouter.php:70 Stack trace: #0 {main} thrown in /var/www/html/dev.hallescherfc.de/vendor/typo3/cms-core/Classes/Routing/PageRouter.php on line 70