I've the same problem.
I'm operating 17.10 systems with network initially configured with DHCP. We need to add pemanent static routes and networkd failed with the same error than reported here.
I think I've found the upstream bug in systemd : https://github.com/systemd/systemd/issues/1850
I've the same problem.
I'm operating 17.10 systems with network initially configured with DHCP. We need to add pemanent static routes and networkd failed with the same error than reported here.
I think I've found the upstream bug in systemd : https:/ /github. com/systemd/ systemd/ issues/ 1850