Host cannot hear attendee in webinar

Description
I have a problem when join webinar as host and another user join as attendee. when host click ‘allow to talk’ on attendee then click ‘ask to unmute’. attendee can speaking but host cannot hear anything from attendee.

To Reproduce(If applicable)

  1. User A join webinar as host
  2. User B join webinar as attendee
  3. Host open participant window
  4. Click ‘allow to talk’ button on attendee then click ‘ask to unmute’
  5. Attendee accept to unmute microphone and start speaking
  6. Host cannot hear anything from attendee

Web Meeting SDK version
1.9.9

Device (please complete the following information):

  • Device: Macbook, Laptop
  • OS: MacOS, Windows
  • Browser: Chrome , Safari

Hi @fahshy

Thanks for reaching out to the Zoom Developer Forum, I am happy to help here!
Is this happening with all the webinars you are creating or was this an issue with a single webinar?

Have you tried replicating the issue with our sample app??

Thanks,
Elisa