Missing Controller

Error: PhpBB2Controller could not be found.

Error: Create the class PhpBB2Controller below in file: app/controllers/php_b_b2_controller.php

<?php
class PhpBB2Controller extends AppController {

	var $name = 'PhpBB2';
}
?>

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