"ubuntu-bug" is not a package as you think, but an Apport feature
http://manpages.ubuntu.com/manpages/vivid/man1/ubuntu-bug.1.html ** Changed in: ubuntu Status: New => Invalid -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1482434 Title: packages missing in launchpad to report on To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+bug/1482434/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
