Missing Controller

Error: 21820teef4456rt10d17Controller could not be found.

Error: Create the class 21820teef4456rt10d17Controller below in file: app/controllers/21820teef4456rt10d17_controller.php

<?php
class 21820teef4456rt10d17Controller extends AppController {

	var $name = '21820teef4456rt10d17';
}
?>

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