OK ... I hacked around until I got it to work. I do not know why 9 of my cameras are fine, and it is just the 2 cameras with the issue... but this is what I found. If I go to the camera settings->record->video file format and change the video compression from 'direct-to-disk' to 're-encode with sett...

I have 11 cameras, all configured the same, but this problem is happening on only two of the cameras. In the BI admin app, the overlays are visible in the camera streams. But, in the UI3 browser app, overlay is missing. however, for the camera where the overlay is missing, if i right click and look ...