Fatal error: Uncaught Error: Class "Doctrine\ORM\ORMException" not found in /home/projetwewv/www/licence00/symfony/vendor/doctrine/orm/lib/Doctrine/ORM/Persisters/PersisterException.php:24 Stack trace: #0 {main} thrown in /home/projetwewv/www/licence00/symfony/vendor/doctrine/orm/lib/Doctrine/ORM/Persisters/PersisterException.php on line 24