Fatal error: Uncaught Error: Class "App\Http\Controllers\Controller" not found in /home/naisenterprises/erp.naisenterprises.com/laravel-realworld-example-app/app/Http/Controllers/ArticleController.php:16 Stack trace: #0 {main} thrown in /home/naisenterprises/erp.naisenterprises.com/laravel-realworld-example-app/app/Http/Controllers/ArticleController.php on line 16