Missing Method in NewsController

Error: The action gioi-thieu-56.html is not defined in controller NewsController

Error: Create NewsController::gioi-thieu-56.html() in file: app/controllers/news_controller.php.

<?php
class NewsController extends AppController {

	var $name = 'News';


	function gioi-thieu-56.html() {

	}

}
?>

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

(default) 2 queries took 14 ms
NrQueryErrorAffectedNum. rowsTook (ms)
1SHOW FULL COLUMNS FROM `users`121213
2SELECT CHARACTER_SET_NAME FROM INFORMATION_SCHEMA.COLLATIONS WHERE COLLATION_NAME= 'utf8_general_ci';111