What updates did you install? AFAIK, none of the updates released on 10
Nov-09 were for Win7 or IE8:
http://www.microsoft.com/technet/security/bulletin /ms09-nov.mspx
Top wrote:
> I have IE 8 w/Windows 7. Has been working fine until this morning. I did
> notice that the auto update did an update on windows, I did a recovery...



