Fatal error: Uncaught Error: Class 'Doctrine\Common\Collections\AbstractLazyCollection' not found in /var/www/vhosts/www.thomas-bartholomaeus.de/content/neoscms/Packages/Libraries/doctrine/orm/src/PersistentCollection.php:43 Stack trace: #0 {main} thrown in /var/www/vhosts/www.thomas-bartholomaeus.de/content/neoscms/Packages/Libraries/doctrine/orm/src/PersistentCollection.php on line 43