problem with virtuemart

Hello, i bought commercal template "hot e-commerce" , i insall it with basic version (so no demo) at htis time all is working except for virtuemart product. On front-end when i click on category it gives me this error: Array
Fatal error: Call to a member function getResultsCounter() on a non-object in /web/htdocs/www.xxx.xxx/home/xx/templates/hot_ecommerce/html/com_virtuemart/category/default.php on line 182 instead to give me a list of product i insert. i use joomla 1.7 and wirtuemart 2.0.2 ..please someone can help me? Many thanks !!!

Update, update and update

thanks to mail me back, i bougnht and download files 3 days ago... what i have to update? files i download are not updated jet? i'm very sorry but this is my first time. thanks.

What is the version of your Joomla, what is the version of your VirtueMart and what is the version of the template you installed (hot_ecommerce.zip, hot_ecommerce17.zip or hot_ecommerce25.zip)?