If the extras repo was offered *by the installer* and not added by the user, then it does indeed seem like a bug. Why would the installer offer to install supported repos, and then not do it?
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/713304 Title: authentication key of extras repository is missing -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs