>I bite the bullet yesterday night and reinstall the whole shebang. It took about 1 hour, but I have my subsets back (for how long? :))
Happened to me sometime last year, and since the one reinstall I've never seen it again. So, the odds are good you will be okay now :)

The Anonymous Bureaucrat,
and frankly, quite content not to be
a member of either major US political party.