I get bit by this a lot, too. It seems to happen on ALT+TAB (default switcher), SUPER+TAB (compiz ring switcher) and sometime just trying to bring up the Unity sidebar with a mouse click on the Ubuntu symbol.
I get bit by this a lot, too. It seems to happen on ALT+TAB (default switcher), SUPER+TAB (compiz ring switcher) and sometime just trying to bring up the Unity sidebar with a mouse click on the Ubuntu symbol.