Missing Method in CirclesController

You are seeing this error because the action index.html is not defined in controller CirclesController

If you want to customize this error message, create app/views/errors/missing_action.thtml.

Fatal: Confirm you have created the CirclesController::index.html() in file : app/controllers/circles_controller.php

<?php
class CirclesController extends AppController {
   function index.html() {
   }
}
?>