Moving away the corresponding files in /var/lib/dpkg/info/ repaired the update.
-- package samba-common 2:3.4.0-3ubuntu5.1 failed to install/upgrade: subprocess installed post-installation script returned error exit status 10 https://bugs.launchpad.net/bugs/492257 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