Adding Michael's PPA to my sources.list, then updating and upgrading with aptitude appears to have sorted this out on this machine.
The following packages have been kept back: synaptic [0.61ubuntu9 -> 0.62.1ubuntu1~ppa2] The following packages will be upgraded: f-spot [0.4.3.1-0ubuntu1 -> 0.4.3.1-0ubuntu2~ppa1] friendly-recovery [0.1.2 -> 0.2~ppa1] libgksu2-0 [2.0.5-1ubuntu5.1 -> 2.0.7-1ubuntu2.1] python-apt [0.7.4ubuntu7 -> 0.7.5ubuntu2~ppa1] update-manager [1:0.87.27 -> 1:0.91.6] update-manager-core [1:0.87.27 -> 1:0.91.6] update-notifier [0.70.7 -> 0.70.8~ppa1] update-notifier-common [0.70.7 -> 0.70.8~ppa1] Thanks Michael. -- gksu dies on first run https://bugs.launchpad.net/bugs/55172 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs