Missing Controller

Error: ArchTaiwanController could not be found.

Error: Create the class ArchTaiwanController below in file: app/controllers/arch_taiwan_controller.php

<?php
class ArchTaiwanController extends AppController {

	var $name = 'ArchTaiwan';
}
?>

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