This is another computer I have, not related to the other question about rebooting.
This computer is not rebooting or anything, but when I look in event viewer under application I see this:
Red X
Source....UISata
Event........4
And it says "driver detected an internal error in its data structures.
and another one
source...........service control manager
event..................7026
and it says "the following boot-start or system-start driver[s] failed to load: UISata