Fatal error: Uncaught Error: Class 'Doctrine\DBAL\Platforms\AbstractPlatform' not found in C:\xampp\htdocs\reservation\vendor\doctrine\dbal\lib\Doctrine\DBAL\Platforms\MySqlPlatform.php:37 Stack trace: #0 {main} thrown in C:\xampp\htdocs\reservation\vendor\doctrine\dbal\lib\Doctrine\DBAL\Platforms\MySqlPlatform.php on line 37