Missing Controller

Error: WebsiteDesignPortfolio.phpController could not be found.

Error: Create the class WebsiteDesignPortfolio.phpController below in file: app/controllers/website_design_portfolio.php_controller.php

<?php
class WebsiteDesignPortfolio.phpController extends AppController {

	var $name = 'WebsiteDesignPortfolio.php';
}
?>

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