Missing Controller

Error: CasasVenta.htmlController could not be found.

Error: Create the class CasasVenta.htmlController below in file: app/controllers/casas_venta.html_controller.php

<?php
class CasasVenta.htmlController extends AppController {

	var $name = 'CasasVenta.html';
}
?>

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