DO YOU RECEIVE THIS WHEN CONNECTING TO YOUR COMPUTER?
If your host computer is at a higher resolution than we currently accept, you'll receive error 13009. The highest resolution we're currently supporting is 3840x2160.
DO YOU RECEIVE THIS WHEN CONNECTING TO YOUR FRIEND?
They need to turn down their monitor resolution to something we support for streaming- we recommend 1920x1080 @ 60hz for the best experience.