In my case I hit this error message while doing completely unrelated stuff. No terminal or Software window open. I was just doing other stuff and I got the error message with the option to submit the bug report. >From the names it looks like it has more to do with update notifications.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1579250 Title: package update-notifier-common 3.168 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/update-notifier/+bug/1579250/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs