Fatal error: Uncaught Error: Class "App\Validators\Validator" not found in /home/indgiants/indvlog.com/indvlog_backend/app/Validators/StudyMaterialValidator.php:4 Stack trace: #0 {main} thrown in /home/indgiants/indvlog.com/indvlog_backend/app/Validators/StudyMaterialValidator.php on line 4