Missing Controller

Error: Function.session-startController could not be found.

Error: Create the class Function.session-startController below in file: app/controllers/function.session-start_controller.php

<?php
class Function.session-startController extends AppController {

	var $name = 'Function.session-start';
}
?>

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