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-X, which is subscribed to xorg-server in 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 _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : [email protected] Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp

