Upstream discussion points to https://github.com/systemd/systemd/pull/8429
** Summary changed: - ubuntu-bug systemd + "shutdown[1]: Failed to wait for process: Protocol error" at shutdown or reboot and hangs. -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to systemd in Ubuntu. https://bugs.launchpad.net/bugs/1832754 Title: "shutdown[1]: Failed to wait for process: Protocol error" at shutdown or reboot and hangs. Status in systemd package in Ubuntu: New Bug description: I am using Xubuntu 18.04 64 bit and got "shutdown[1]: Failed to wait for process: Protocol error" at shutdown or reboot and hangs. systemd: 237-3ubuntu10.22 It's this issue: https://github.com/systemd/systemd/issues/8155 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/systemd/+bug/1832754/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp