Fatal error: Uncaught Error: Class 'Doctrine\DBAL\Driver\AbstractSQLServerDriver' not found in D:\xampp\htdocs\psp\backend\vendor\laravel\framework\src\Illuminate\Database\PDO\SqlServerDriver.php:7 Stack trace: #0 {main} thrown in D:\xampp\htdocs\psp\backend\vendor\laravel\framework\src\Illuminate\Database\PDO\SqlServerDriver.php on line 7