Thanks for your bugreport. I wonder if this is still reproducible on lucid. I looked at the current code and it changed quite significantly in this area.
** Changed in: unattended-upgrades (Ubuntu) Status: New => Incomplete -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/610516 Title: unattended-upgrade AttributeError in conffile_prompt() -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs