Fatal error: Uncaught Error: Class 'Doctrine\ORM\Mapping\ClassMetadataFactory' not found in /var/www/vhosts/www.thomas-bartholomaeus.de/content/neoscms/Packages/Framework/Neos.Flow/Classes/Persistence/Doctrine/Mapping/ClassMetadataFactory.php:19 Stack trace: #0 {main} thrown in /var/www/vhosts/www.thomas-bartholomaeus.de/content/neoscms/Packages/Framework/Neos.Flow/Classes/Persistence/Doctrine/Mapping/ClassMetadataFactory.php on line 19