openvswitch-ipsec was removed from the openvswitch package as of 2.7.0-0ubuntu1; I think you have an older version hanging around which now does not work as the required binaries for its maintainer scripts are not installed.
** Changed in: openvswitch (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/1695164 Title: package openvswitch-ipsec (not installed) failed to install/upgrade: subprocess installed post-installation script returned error exit status 1 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/openvswitch/+bug/1695164/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs