Fatal error: Uncaught Error: Class 'Doctrine\Common\EventArgs' not found in /home/cgenial/sandbox.cgenial.org/vendor/doctrine/orm/lib/Doctrine/ORM/Tools/Event/GenerateSchemaEventArgs.php:34 Stack trace: #0 {main} thrown in /home/cgenial/sandbox.cgenial.org/vendor/doctrine/orm/lib/Doctrine/ORM/Tools/Event/GenerateSchemaEventArgs.php on line 34