Fatal error: Uncaught Error: Interface "Illuminate\Contracts\Auth\UserProvider" not found in D:\Application\www\Training\vendor\laravel\framework\src\Illuminate\Auth\EloquentUserProvider.php:10 Stack trace: #0 {main} thrown in D:\Application\www\Training\vendor\laravel\framework\src\Illuminate\Auth\EloquentUserProvider.php on line 10