I fixed it by removing the '-.mount' file from the system. Looks like that during the upgrade that link got broken. This potential affect other services, not only docker.
Try: systemd-analyze unit-paths | while read line ; do echo $line ; cd $line 2>/dev/null && find -name '*-.mount' 2>/dev/null ; done ; In my case: sudo rm /run/systemd/system/-.mount -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1827010 Title: Docker does not start To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/docker.io/+bug/1827010/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs