Fatal error: Uncaught Error: Class "App\Http\Controllers\Controller" not found in /var/www/html/ldeluipy/abp-app/app/Http/Controllers/CourseAssignmentController.php:8 Stack trace: #0 {main} thrown in /var/www/html/ldeluipy/abp-app/app/Http/Controllers/CourseAssignmentController.php on line 8