Fatal error: Uncaught Error: Class 'Doctrine\DBAL\Platforms\AbstractPlatform' not found in /var/www/exam_ITR_dev/vendor/doctrine/dbal/src/Platforms/AbstractMySQLPlatform.php:35 Stack trace: #0 {main} thrown in /var/www/exam_ITR_dev/vendor/doctrine/dbal/src/Platforms/AbstractMySQLPlatform.php on line 35