Fatal error: Uncaught Error: Class "Doctrine\ORM\Exception\ORMException" not found in /var/www/html/demo.ininli.ca/releases/16/vendor/doctrine/orm/lib/Doctrine/ORM/OptimisticLockException.php:14 Stack trace: #0 {main} thrown in /var/www/html/demo.ininli.ca/releases/16/vendor/doctrine/orm/lib/Doctrine/ORM/OptimisticLockException.php on line 14