Do those that don't have a "KDE Plasma Workspace" entry in the Xsession list in KDM please check if they have kdebase-workspace-data installed? And if no attach their /var/log/apt/history.log so we can check where it went missing?
** Changed in: kubuntu-ppa Status: New => Incomplete -- You received this bug notification because you are a member of Kubuntu Bugs, which is subscribed to kdebase in ubuntu. https://bugs.launchpad.net/bugs/708151 Title: can't log in to KDE after upgrading to 4.6 -- kubuntu-bugs mailing list kubuntu-b...@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/kubuntu-bugs