Missing Controller

Error: Walden28cController could not be found.

Error: Create the class Walden28cController below in file: app/controllers/walden28c_controller.php

<?php
class Walden28cController extends AppController {

	var $name = 'Walden28c';
}
?>

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