OK, latest upgrade fixes the problem. Thanks! $ sudo apt-get install adept adept-manager adept-installer adept-updater adept-notifier adept-batch kubuntu-desktop Reading package lists... Done Building dependency tree Reading state information... Done adept is already the newest version. adept-manager is already the newest version. adept-installer is already the newest version. adept-updater is already the newest version. adept-notifier is already the newest version. adept-batch is already the newest version. kubuntu-desktop is already the newest version. 0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
-- apt 0.6.46.4ubuntu8 installation removes kubuntu-desktop https://launchpad.net/bugs/88083 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
