Fatal error: Uncaught Error: Interface "Illuminate\Contracts\Auth\UserProvider" not found in /home/tongkhoc/sugy.shang.vn/vendor/laravel/framework/src/Illuminate/Auth/EloquentUserProvider.php:11 Stack trace: #0 {main} thrown in /home/tongkhoc/sugy.shang.vn/vendor/laravel/framework/src/Illuminate/Auth/EloquentUserProvider.php on line 11