I was able to recreate this when upgrading a Ubuntu 16.04 chroot to Ubuntu 18.04 by editing /etc/apt/sources.list from xenial to bionic and running 'apt-get dist-upgrade'.
Setting up ca-certificates (20180409) ... Updating certificates in /etc/ssl/certs... rehash: skipping duplicate certificate in Go_Daddy_Class_2_CA.pem dpkg: error processing package ca-certificates (--configure): installed ca-certificates package post-installation script subprocess returned error exit status 1 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1764848 Title: Upgrade to ca-certificates to 20180409 causes ca-certificates.crt to be removed if duplicate certs found To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu-sso-client/+bug/1764848/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
