I've seen this bug as well, though in my case exim4 was refusing to start because it was misconfigured. Since exim4 wasn't started, I couldn't install an mta that I knew how to configure until I fixed exim4's configuration. A vexing situation...
-- exim4 cannot be removed, if stopped https://bugs.launchpad.net/bugs/220819 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs