Fatal error: Uncaught Error: Class 'Doctrine\Common\EventArgs' not found in /home/benjamincb/demos/acdg-site/vendor/doctrine/persistence/src/Persistence/Event/ManagerEventArgs.php:13 Stack trace: #0 {main} thrown in /home/benjamincb/demos/acdg-site/vendor/doctrine/persistence/src/Persistence/Event/ManagerEventArgs.php on line 13