Comment 17 for bug 1794478

This look like a similar issue:
https://bugzilla.redhat.com/show_bug.cgi?id=1575944
https://gitlab.freedesktop.org/NetworkManager/NetworkManager/commit/f03ae35

A test package (including the above fix) is available on my PPA:
sudo add-apt-repository ppa:slashd/lp1794478
sudo apt-get update

Please let me know the outcome.

- Eric