Fatal error: Uncaught Error: Class "Illuminate\Database\QueryException" not found in F:\FMS\fms-api\vendor\laravel\framework\src\Illuminate\Database\UniqueConstraintViolationException.php:5 Stack trace: #0 {main} thrown in F:\FMS\fms-api\vendor\laravel\framework\src\Illuminate\Database\UniqueConstraintViolationException.php on line 5