Fatal error: Uncaught Error: Interface 'Illuminate\Contracts\Routing\ResponseFactory' not found in E:\xampp\htdocs\www\qr251\vendor\laravel\framework\src\Illuminate\Routing\ResponseFactory.php:16 Stack trace: #0 {main} thrown in E:\xampp\htdocs\www\qr251\vendor\laravel\framework\src\Illuminate\Routing\ResponseFactory.php on line 16