Fatal error: Uncaught Error: Class "Illuminate\Foundation\Http\FormRequest" not found in C:\xampp\htdocs\rp_backend\app\Http\Requests\SubjectMarksTempUpdateRequest.php:10 Stack trace: #0 {main} thrown in C:\xampp\htdocs\rp_backend\app\Http\Requests\SubjectMarksTempUpdateRequest.php on line 10