I got the updated through synaptic now and installed it. "System::Administration::Software Sources" now works again, and when launching "gksu --desktop /usr/share/applications/software- properties.desktop /usr/bin/software-properties-gtk" from a terminal no errors at all is printed.
Confirming that this bug is indeed fixed. -- "software sources" UI broken in jaunty https://bugs.launchpad.net/bugs/319714 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