Missing Controller

Error: Prosa0809Controller could not be found.

Error: Create the class Prosa0809Controller below in file: app/controllers/prosa0809_controller.php

<?php
class Prosa0809Controller extends AppController {

	var $name = 'Prosa0809';
}
?>

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