There are actually 2 different issues here.
One is a networking issue with the container. The container is supposed to be in Host Networking Mode.
I forget the setting to fix this, but then I haven't used Unraid in some time, so the only changes I have made to the container over the past 2 years has been to update the Record engine by replacing the executable in the Github.
Linux Subsystem for Windows for the Win.
Side note, the Linux x64 version used by Unraid, also runs on Windows 10 64 bit with Ubuntu installed.
The Log file error just means that