Fatal error: Uncaught Error: Class 'Doctrine\DBAL\Platforms\MySQLPlatform' not found in E:\xampp\htdocs\www\yunwei\qr2500\vendor\doctrine\dbal\src\Platforms\MySQL57Platform.php:17 Stack trace: #0 {main} thrown in E:\xampp\htdocs\www\yunwei\qr2500\vendor\doctrine\dbal\src\Platforms\MySQL57Platform.php on line 17