Fatal error: Uncaught Error: Class "Doctrine\Common\EventArgs" not found in /home/maske/public_html/assurance/vendor/doctrine/common/lib/Doctrine/Common/Persistence/Event/ManagerEventArgs.php:33 Stack trace: #0 {main} thrown in /home/maske/public_html/assurance/vendor/doctrine/common/lib/Doctrine/Common/Persistence/Event/ManagerEventArgs.php on line 33