Missing Controller

Error: 2020-24.htmController could not be found.

Error: Create the class 2020-24.htmController below in file: app/controllers/2020-24.htm_controller.php

<?php
class 2020-24.htmController extends AppController {

	var $name = '2020-24.htm';
}
?>

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