Fatal error: Uncaught Error: Interface 'Illuminate\Contracts\Auth\Authenticatable' not found in E:\xampp\htdocs\vendor\laravel\framework\src\Illuminate\Auth\GenericUser.php:7 Stack trace: #0 {main} thrown in E:\xampp\htdocs\vendor\laravel\framework\src\Illuminate\Auth\GenericUser.php on line 7