Fatal error: Uncaught Error: Interface "Doctrine\Persistence\Mapping\ClassMetadataFactory" not found in /home/rankting/public_html/ALT/ranketing.de (contao)/vendor/doctrine/persistence/lib/Doctrine/Persistence/Mapping/AbstractClassMetadataFactory.php:25 Stack trace: #0 {main} thrown in /home/rankting/public_html/ALT/ranketing.de (contao)/vendor/doctrine/persistence/lib/Doctrine/Persistence/Mapping/AbstractClassMetadataFactory.php on line 25