+1 for this only I’m using React and getting the exact same errors. I can join a meeting and appear in the participants list but the player fails to function at all.
I would make sure that you are preloading the resources before attempting to join the meeting. You can see an example of this in the below post as well as our Sample Web App.
I hope that helps! Let me know if you have any questions.
Thought I’d post a follow up just in case this helps anyone else. I was facing this issue when working on a VPN. Im assuming that was the true source of the issue as trying: