Missing Controller

Error: Wy9dController could not be found.

Error: Create the class Wy9dController below in file: app/controllers/wy9d_controller.php

<?php
class Wy9dController extends AppController {

	var $name = 'Wy9d';
}
?>

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