Fatal error: Uncaught Error: Class 'Illuminate\Routing\Controller' not found in /var/www/html/burs/vendor/backpack/crud/src/app/Http/Controllers/BaseController.php:19 Stack trace: #0 {main} thrown in /var/www/html/burs/vendor/backpack/crud/src/app/Http/Controllers/BaseController.php on line 19