Fatal error: Uncaught Error: Class "App\Http\Controllers\Controller" not found in C:\xampp\htdocs\fintraBackend\fi_adm\app\Http\Controllers\PaperBoController.php:24 Stack trace: #0 {main} thrown in C:\xampp\htdocs\fintraBackend\fi_adm\app\Http\Controllers\PaperBoController.php on line 24