If you can't wait… I regain access with installing an old version
apt-get install rpcbind=0.2.3-0.6 service nfs-kernel-server restart cat /etc/apt/preferences.d/rpcbind Package: rpcbind Pin: version 0.2.3-0.6 Pin-Priority: 1000 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1931507 Title: rpcbind failing on 0.2.3-0.6ubuntu0.18.04.2 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/rpcbind/+bug/1931507/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs