Do not care about the dbus message. They are only warnings. Dbus is used to find other running instances of update-manager.
Michael, did the former root-only-version of update-manager write to the user's and not to root's home dir? -- DBus errors on Command Line https://launchpad.net/bugs/75381 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs