Fatal error: Uncaught Error: Class "App\Http\Controllers\Controller" not found in /home/indgiants/indvlog.com/indvlog_backend/app/Http/Controllers/Api/v1/Staff/ConferenceController.php:9 Stack trace: #0 {main} thrown in /home/indgiants/indvlog.com/indvlog_backend/app/Http/Controllers/Api/v1/Staff/ConferenceController.php on line 9