> Simply plugging in my older Microsoft MultiMedia Keyboad 1.0A and some > crappy old mouse, both of which are wired with PS/2 connectors, resulted > in the problem going away. This kind of sucks because I like using my > keyboard and mouse and I dont intend to leave these old things connected > to my pc. > > I gather this means that the bug, that seems to have floated around for > what 6 yrs, still hasn't been resolved? Umm... It doesn't appear to be a CentOS issue .. Have you tried re-synching the keyboard to the receiver? Also, low batteries can cause similar errors in wireless keyboards.