diff --git a/lib/Widget/Exception/BadMethodCallException.php b/lib/Widget/Exception/BadMethodCallException.php
index <HASH>..<HASH> 100644
--- a/lib/Widget/Exception/BadMethodCallException.php
+++ b/lib/Widget/Exception/BadMethodCallException.php
@@ -1,17 +1,19 @@
 <?php

-

-/*

- * To change this template, choose Tools | Templates

- * and open the template in the editor.

+/**

+ * Widget Framework

+ *

+ * @copyright   Copyright (c) 2008-2013 Twin Huang

+ * @license     http://www.opensource.org/licenses/apache2.0.php Apache License

  */

 

+namespace Widget\Exception;

+

 /**

- * Description of BadMethodCallException

- *

- * @author Twin

+ * Exception thrown if a callback refers to an undefined function or if some arguments are missing

+ * 

+ * @author      Twin Huang <twinh@yahoo.cn>

  */

-class BadMethodCallException {

-    //put your code here

+class BadMethodCallException extends \BadMethodCallException implements ExceptionInterface

+{

 }

 

-?>
fixed the issue that BadMethodCallException class do not have namespace