it means you didn't install it correctly. Uninstall it 1st (keeping your personal data: key, saved games), download the latest version directly from the website, and install it again. Then it should be fine.
PS: I don't do support by MSN except in extreme case, or for people really poor with computers
ManuTOO == Mana Games == >> I don't answer Private Message, except if it's really a _Private_ topic <<