Probably I should mension, that I didn't experience that behavior on a Knoppix Hd installation (3.8.1 2005-04-08 vmlinuz-2.6.11-1-686) nor on any later Knoppix/Kanotix Live-CD.
Maybe this helps Friedrich -- Little acpi event windows pop up in KDE https://launchpad.net/bugs/17125 -- kubuntu-bugs mailing list kubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/kubuntu-bugs
