Fatal error: Uncaught Error: Class "Doctrine\Common\EventArgs" not found in /home/ldt/public_html/canvas/udoit/vendor/doctrine/dbal/src/Event/SchemaEventArgs.php:12 Stack trace: #0 {main} thrown in /home/ldt/public_html/canvas/udoit/vendor/doctrine/dbal/src/Event/SchemaEventArgs.php on line 12