Fatal error: Uncaught Error: Class 'Doctrine\Persistence\Event\ManagerEventArgs' not found in /home/devilinf/maitres-couvreurs.fr/web_pool/marne-vitry-le-francois/vendor/doctrine/orm/lib/Doctrine/ORM/Event/PostFlushEventArgs.php:18 Stack trace: #0 {main} thrown in /home/devilinf/maitres-couvreurs.fr/web_pool/marne-vitry-le-francois/vendor/doctrine/orm/lib/Doctrine/ORM/Event/PostFlushEventArgs.php on line 18