Fatal error: Uncaught Error: Class 'Doctrine\Persistence\Event\LoadClassMetadataEventArgs' not found in /home/devilinf/maitres-couvreurs.fr/web_pool/marne-vitry-le-francois/vendor/doctrine/orm/lib/Doctrine/ORM/Event/LoadClassMetadataEventArgs.php:16 Stack trace: #0 {main} thrown in /home/devilinf/maitres-couvreurs.fr/web_pool/marne-vitry-le-francois/vendor/doctrine/orm/lib/Doctrine/ORM/Event/LoadClassMetadataEventArgs.php on line 16