I can reproduce the problem with icewm too, and I doubt plasma is involved in this problem at all - it hasn't any way to influence the expose-handling of windows.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/325074 Title: Window redrawing does not work properly with KDE4 taskbar tooltips. To manage notifications about this bug go to: https://bugs.launchpad.net/kde-baseapps/+bug/325074/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs