Hunty, I get that too on
both of my machines. Like you said, every so often. They are identical, being powered by Athlon 1800 XP's.
It also resets the clock and turns off SMART for hard disks, strangely enough.
We've tried changing batteries but that seems to have no effect

Ninety-nine percent of women kiss with their eyes closed; which is why it's so difficult to identify a rapist.