Apparently, nsd package conflicts with systemd package (systemd-resolve, installed by default) on port 53, but neither package lists other one in Conflicts: section of package control file.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1880795 Title: package nsd 4.1.26-1build1 failed to install/upgrade: installed nsd package post-installation script subprocess returned error exit status 1 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/nsd/+bug/1880795/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs