The last part about exclusive control, might have solved the issue, thank you.
This article is for PlayIt Live but will apply for PlayIt Recorder. See the section at the end regarding exclusive audio https://support.playitsoftware.com/support/solutions/articles/5000866737-audio-troubleshooting-guide#:~:text=Un%2Dtick%20Allow%20applications%20to%20take%20exclusive%20control%20of%20this%20device
Still waiting to see if anyone cares
It
Using a USB audio stream from a Mackie Board VLZ4 to input to recorder.
When running Playit Recorder, VLC loses audio output. I have to shut off and reboot to solve. How can I fix this issue?