"I posted the same thing in the Feisty Problems thread last week:

See Link: http://ubuntuforums.org/showthread.p...94#post2465694

It's really irritating. It happens to me about every 10 minutes or so,
usually when there is disk activity, or a few actions that I've done in
quick succession (like opening several menu items)."



#11 at
http://ubuntuforums.org/showthread.p...=412125&page=2