Missing Controller

Error: ChaosCore.phpController could not be found.

Error: Create the class ChaosCore.phpController below in file: app\controllers\chaos_core.php_controller.php

<?php
class ChaosCore.phpController extends AppController {

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

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