I have an error in home page

Fatal error: Call to a member function getClassPrefix() on a non-object in D:\vwt\xampp\htdocs\dating\templates\base\scripts\BxBaseSearchResultSharedMedia.php on line 134

I got this error when i open the site home page. please help me to solve out this problem.

Download fresh file again and  overwrite or re install.

http://www.boonex.com/forums/topic/homepage-error-2009-11-19.htm check this a;so may help..