Regarding presence of "Unattended-Upgrade::InstallOnShutdown" in /etc/apt/apt.conf.d/20auto-upgrades and /etc/apt/apt.conf.d /50unattended-upgrades:
It does not exist in /etc/apt/apt.conf.d/20auto-upgrades and it is commented out in /etc/apt/apt.conf.d/50unattended-upgrades , Eg: //Unattended-Upgrade::InstallOnShutdown "true"; ** Changed in: unattended-upgrades (Ubuntu) Status: Incomplete => Confirmed -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1661611 Title: apt/unattended-upgrades stalls shutdown To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/unattended-upgrades/+bug/1661611/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs