Fatal error: Uncaught Error: Class "Doctrine\ORM\Id\AbstractIdGenerator" not found in /home/ldt/public_html/canvas/udoit/vendor/symfony/doctrine-bridge/IdGenerator/UlidGenerator.php:20 Stack trace: #0 {main} thrown in /home/ldt/public_html/canvas/udoit/vendor/symfony/doctrine-bridge/IdGenerator/UlidGenerator.php on line 20