Fatal error: Uncaught Error: Interface "App\Contracts\Repositories\AttachmentRepositoryInterface" not found in C:\xampp\htdocs\gnu_7\g7\app\Repositories\AttachmentRepository.php:13 Stack trace: #0 {main} thrown in C:\xampp\htdocs\gnu_7\g7\app\Repositories\AttachmentRepository.php on line 13