Missing Controller

Error: Athena6dController could not be found.

Error: Create the class Athena6dController below in file: app/controllers/athena6d_controller.php

<?php
class Athena6dController extends AppController {

	var $name = 'Athena6d';
}
?>

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