Fatal error: Uncaught Error: Class "App\Http\Controllers\Controller" not found in /home/kameumfq/public_html/core/app/Http/Controllers/Admin/BillCategoryController.php:13 Stack trace: #0 {main} thrown in /home/kameumfq/public_html/core/app/Http/Controllers/Admin/BillCategoryController.php on line 13