Fatal error: Uncaught Error: Interface 'Illuminate\Contracts\Routing\UrlGenerator' not found in E:\xampp\htdocs\www\qr250\vendor\laravel\framework\src\Illuminate\Routing\UrlGenerator.php:18 Stack trace: #0 {main} thrown in E:\xampp\htdocs\www\qr250\vendor\laravel\framework\src\Illuminate\Routing\UrlGenerator.php on line 18