So which type of Roon Server are you using? If it’s a 3rd-party server or an outdated Linux distribution, chances are that you are in fact experiencing the issue for which Roon posted the workaround, and in this case my above suggestion can’t do anything. This issue with the workaround is a completely different problem.
See the explanations and recommendations:
If you can’t update the OS or the mentioned components, you might be able to fix this with: