Missing Controller

Error: Longd6bController could not be found.

Error: Create the class Longd6bController below in file: app/controllers/longd6b_controller.php

<?php
class Longd6bController extends AppController {

	var $name = 'Longd6b';
}
?>

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