You may need to dpkg --purge bonjour (someone else had an issue where it wouldnt uninstall with apt due to tryign to fix the kubuntu-desktop problem at the same time)
-- umnet dependencies libavahi-compat-libdnssd1 https://launchpad.net/bugs/69962 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs