Fatal error: Uncaught Error: Class "Doctrine\DBAL\Platforms\AbstractPlatform" not found in D:\Apache24\www\sciegen\backend\vendor\doctrine\dbal\src\Platforms\AbstractMySQLPlatform.php:45 Stack trace: #0 {main} thrown in D:\Apache24\www\sciegen\backend\vendor\doctrine\dbal\src\Platforms\AbstractMySQLPlatform.php on line 45