Fatal error: Uncaught Error: Class 'Doctrine\DBAL\Configuration' not found in /home/bucereo/my_project_name/vendor/doctrine/orm/lib/Doctrine/ORM/Configuration.php:53 Stack trace: #0 {main} thrown in /home/bucereo/my_project_name/vendor/doctrine/orm/lib/Doctrine/ORM/Configuration.php on line 53