Missing Method in GoOrdersController

Error: The action customer_add is not defined in controller GoOrdersController

Error: Create GoOrdersController::customer_add() in file: app/controllers/go_orders_controller.php.

<?php
class GoOrdersController extends AppController {

	var $name = 'GoOrders';


	function customer_add() {

	}

}
?>

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