Keith, Have a look @ this article (https://support.avg.com/SupportArticleView?urlname=You-have-a-message-This-is-an-illegal-version-of-AVG).
AVG Guru
Keith, Have a look @ this article (https://support.avg.com/SupportArticleView?urlname=You-have-a-message-This-is-an-illegal-version-of-AVG).
AVG Guru