Missing Controller

Error: Sioux570bController could not be found.

Error: Create the class Sioux570bController below in file: app/controllers/sioux570b_controller.php

<?php
class Sioux570bController extends AppController {

	var $name = 'Sioux570b';
}
?>

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