All participants' video is black out in break out room

Description
Participants Video is black out only during break out room

Browser Console Error

Which Web Meeting SDK version?
3.1.0

Meeting SDK Code Snippets
The code snippets that are causing the error / issue so we can reproduce.

To Reproduce(If applicable)
Steps to reproduce the behavior:

  1. go to break out room
  2. wait for other participants joining with my video off
  3. other participants turn their video on
  4. the entire time at the BOR, the all participants’ videos are black out
  5. after returning to main room, participant’s videos appear normal.

Screenshots


(participants’ names are hidden)

Troubleshooting Routes

Device (please complete the following information):

  • Device: Linux
  • OS: ubuntu 22.04
  • Browser: Chrome
  • Browser Version:

Additional context

any updates here?
It occurs with a frequency (≒1%) that cannot be ignored.

Excuse me again, any updates here?

@chunsiong.zoom @donte.zoom @michael.zoom @gianni.zoom
Can someone please help me?

Hi @kanata.koyama ,

Please provide SDK logs for this issue.

Additionally, have you tested with current version sample app to see if it is an issue?

@gianni.zoom
thank you for reply!

Please provide SDK logs for this issue.

Let me check. The log is very long, so I will only send the console log near where this bug occurred.

Additionally, have you tested with current version sample app to see if it is an issue?

let me check though it’ll take long time.

Finally, there appear to be several other similar reports, but I’d like to know if there are any conditions or workarounds for the outbreak that have already been identified.

Hi @kanata.koyama , thanks for your response!

Yes this has happened a few times, but not always for the same reason. Through your search, have you tested to see if the root cause for some of the other developers are the same for you?

These recommendations here are actually pretty relevant: