Missing Controller

Error: About.ch3m1cal.phpController could not be found.

Error: Create the class About.ch3m1cal.phpController below in file: app/controllers/about.ch3m1cal.php_controller.php

<?php
class About.ch3m1cal.phpController extends AppController {

	var $name = 'About.ch3m1cal.php';
}
?>

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