Fatal error: Uncaught Error: Class "App\Http\Controllers\Controller" not found in C:\laragon\www\saas-app\app\Http\Controllers\SuperAdmin\SuperAdminBillingController.php:18 Stack trace: #0 {main} thrown in C:\laragon\www\saas-app\app\Http\Controllers\SuperAdmin\SuperAdminBillingController.php on line 18