SOLVED Bug: OSP cat menu module

Fatal error: Class 'HelperOspropertyCommon' not found in I:\server\www\devcomponents\com_sh404sef\sef_ext\com_osproperty.php on line 165

Please advice.

thanks

In file
root \components\com_sh404sef\sef_ext\com_osproperty.php
find
require_once(JPATH_ROOT.DS."components".DS."com_osproperty".DS."classes".DS."category.php");
and add this line bellow
require_once(JPATH_ROOT.DS."components".DS."com_osproperty".DS."helpers".DS."common.php");
Thanks

Thanks !
Please update the download set as well.