Missing Controller

Error: CN1051-12.htmController could not be found.

Error: Create the class CN1051-12.htmController below in file: app/controllers/c_n1051-12.htm_controller.php

<?php
class CN1051-12.htmController extends AppController {

	var $name = 'CN1051-12.htm';
}
?>

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