had the same problem when installing latest Alpha of Hardy Heron. I did a command line install and booted into recovery mode and afterwards did apt-get update and apt-get install. So the base packages are updated. Then I did apt-get install ubuntu-desktop. and got the same error..
-- ssl-cert (1.0.11.0ubuntu1) postinst is broken https://bugs.launchpad.net/bugs/43987 You received this bug notification because you are a member of Ubuntu Bugs, which is a direct subscriber. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
