|mmm not one I've had to deal with yet (fortunately...).|
A trawl via google/yahoo etc. - using the string:
cannot set date and time in XP
brings up a few hits...
One or two below...
Althugh I'm not sure they willl help here; but worth to try the M$-tweak at least?
And maybe do a similar trawl/search yourself; as there are range of ideas etc. out there re' this porblem... (Sadly you ain't alone with this one - although it's not that common a
If/when you resolve it - perhaps post back please so we all know for future reference?