Missing Method in SpinController

You are seeing this error because the action activities is not defined in controller SpinController

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

Fatal : Confirm you have created the SpinController::activities in file : app/controllers/spin_controller.php.

<?php
class SpinController extends AppController {
   function activities() {
   }
}
?>