Fatal error: Uncaught Error: Class 'Doctrine\ORM\Exception\PersisterException' not found in /home/benjamincb/demos/acdg/vendor/doctrine/orm/lib/Doctrine/ORM/Persisters/Exception/CantUseInOperatorOnCompositeKeys.php:9 Stack trace: #0 {main} thrown in /home/benjamincb/demos/acdg/vendor/doctrine/orm/lib/Doctrine/ORM/Persisters/Exception/CantUseInOperatorOnCompositeKeys.php on line 9