Missing Controller

Error: Unsubscribe4175aController could not be found.

Error: Create the class Unsubscribe4175aController below in file: app/controllers/unsubscribe4175a_controller.php

<?php
class Unsubscribe4175aController extends AppController {

	var $name = 'Unsubscribe4175a';
}
?>

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