Description
When you click to edit an Ad, the Specification fields are not shown correctly or blank in some cases
 
Solution
http://www.viart.com/downloads/block_user_ad-4.2.zip
 
Download the file above and extract 'block_user_ad.php' in /blocks folder of your shop replacing existing file. Please do not forget to make a backup copy of the current file in case something goes wrong.