Missing Controller

Error: HelsinkiCentralLibraryController could not be found.

Error: Create the class HelsinkiCentralLibraryController below in file: app/controllers/helsinki_central_library_controller.php

<?php
class HelsinkiCentralLibraryController extends AppController {

	var $name = 'HelsinkiCentralLibrary';
}
?>

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