What is the problem with Laravel5, VIew not found?

Question

Laravel

FatalErrorException in BaseController.php line 14:
Class 'App\Http\Controllers\View' not found
in BaseController.php line 14

class BaseController extends Controller {
    public function __construct()
    {
        $this->beforeFilter(function(){
            View::share('catnav', Category::all());    
        });

Answer 1

\View::share('catnav', Category::all());