Based on the error code you're getting, looks like you're trying to stream using a PS4 device. We'd recommend trying a few workaround including signing out and back in & restarting your device. Also, check for available app or device firmware updates. Let us know if this helps!
Here's a list of live streaming errors and how to fix them: https://yt.be/help/qBQX ? If the error message isn't listed there, share more details and we'll look into it further!