Fatal error: Uncaught Error: Interface "Illuminate\Contracts\Auth\Authenticatable" not found in /home/helpdatafirst/public_html/helpappold/vendor/laravel/framework/src/Illuminate/Auth/GenericUser.php:7 Stack trace: #0 {main} thrown in /home/helpdatafirst/public_html/helpappold/vendor/laravel/framework/src/Illuminate/Auth/GenericUser.php on line 7