Running multi-lib sound like a death sentance, run it in Docker instead.
Makes a lot of assumptions, so you may need to tweek it for your Pulse or X setup
Run paprefs
, goto the network tab and click enable network access to local sound devices
Or do it via the CLI.
./start.sh ${CONTAINER}
If a popup keeps coming up and going away whenever you click, spam the mosue over the button you want to click and click fast. You'll get it eventually...