I had this problem, but the root cause was my 12.04 reporting itself as 12.10. Although this report seem to indicate 12.04, I add this for reference. Link to explanation and solution (to my problem): http://askubuntu.com/a/135472/76950
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/874329 Title: software-properties-gtk crashed with NoDistroTemplateException in get_sources(): Error: could not find a distribution template when Ubuntu.info is out of date To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/software-properties/+bug/874329/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
