update routes and middleware

app/Http/Controllers/Auth/AuthController.php

@@ -37,7 +37,7 @@ class AuthController extends Controller
      */
     public function __construct()
     {
-        $this->middleware('guest', ['except' => 'getLogout']);
+        $this->middleware('guest', ['except' => 'logout']);
     }
 
     /**

app/Http/Middleware/Authenticate.php

@@ -20,7 +20,7 @@ public function handle($request, Closure $next)
             if ($request->ajax()) {
                 return response('Unauthorized.', 401);
             } else {
-                return redirect()->guest('auth/login');
+                return redirect()->guest('login');
             }
         }