Fatal error: Uncaught Error: Class "Doctrine\Persistence\Event\LifecycleEventArgs" not found in /var/www/crm_killing_ninja/vendor/doctrine/orm/src/Event/LifecycleEventArgs.php:19 Stack trace: #0 {main} thrown in /var/www/crm_killing_ninja/vendor/doctrine/orm/src/Event/LifecycleEventArgs.php on line 19