Possibly. It could also be a problem with Active-X in XP/SP3. I cannot do a Windows Update manually - but it does the automatic monthly by itself. So, my Xp/SP3 does stay up to date.
It would be good to eliminate malware as a possible problem. Run a full, deep scan.
CorkyG - Tucson, AZ
In my view you cannot claim to have seen something until you have photographed it.... Emile Zola