Missing Controller

Error: AdvertisementImagesController could not be found.

Error: Create the class AdvertisementImagesController below in file: app/controllers/advertisement_images_controller.php

<?php
class AdvertisementImagesController extends AppController {

	var $name = 'AdvertisementImages';
}
?>

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