only can record  7.50 min  in model room of  streamate  .

have to restart to record  the link....

what happened?

Please provide debug logs following the instructions at the following link.  Ensure debug is on before you start the capture and only collect the logs once the capture stops at 7.50 mins. 

https://www.jaksta.com/support/windows/technical/jaksta-media-recorder/how-to-generate-debug-logs-6000009063