Cisco Webex Meetings Video Crashes using Citrix VMs

I have both the Cisco Webex Teams and Meetings Apps or Plugins installed on my ThinOS 5070 devices running 9.1.5067 and 9.1.6108, firmware 1.15.1

Below are the ThinOS Apps and versions

TeamsVDI  -  41.12.0.20899.1

WebexMeetings - 41.12.6.12.1

My Citrix VDA is 2109 on Windows 10 21H2 with recent updates.

With Webex Meetings, I've installed their HVD 64bit Client.  It doesn't matter which version I've tried.  The minute I start the Video it freezes and hangs.  

https://www.cisco.com/c/en/us/td/docs/collaboration/webex_vdi/webex_b_admin-cisco-wvdi-41-x/webex_m_wvdi-software-installation-40-11.html#id_128620

It doesn't seem like Webex can