This bug still exists on Ubuntu 18.04.1. The problem is when network-manager is upgraded this the fix in /etc/NetworkManager/conf.d/10-globally-managed-devices.conf is over-written:
network-manager 1.10.6-2ubuntu1.1
A better workaround for this BUG that the developers refused to fix is:
This bug still exists on Ubuntu 18.04.1. The problem is when network-manager is upgraded this the fix in /etc/NetworkMan ager/conf. d/10-globally- managed- devices. conf is over-written:
network-manager 1.10.6-2ubuntu1.1
A better workaround for this BUG that the developers refused to fix is:
echo -e "[keyfile] \nunmanaged- devices= none\n" > \
/usr/lib/ NetworkManager/ conf.d/ 11-fix- managed- devices. conf
systemctl restart network-manager && sleep 1 && nmcli dev