Fatal error: Uncaught Error: Class "App\Http\Controllers\Controller" not found in /home/nikitin/vivoback.nixtio.com/app/Http/Controllers/AdminPanel/QuestionController.php:14 Stack trace: #0 {main} thrown in /home/nikitin/vivoback.nixtio.com/app/Http/Controllers/AdminPanel/QuestionController.php on line 14