You get the following error code when you try to connect to Xbox Live on Xbox One:
This may mean that there's a network issue in connecting to the Xbox Live service.
To resolve this problem, try the following solutions:
Solution 1: Check the Xbox Live service status
Xbox 360, Xbox One, Xbox on Windows 10
A subset of users will be unable to start Party Chat sessions.
Our engineers and developers are actively continuing to work to resolve the problem(s) that is/are causing some members issues viewing Achievements, Friends List or the activity of friends. Stay tuned, and thanks for your patience.
If you see any alerts here, wait until the service is up and running and try again:
Solution 2: Restart your Xbox One console
Restart your Xbox One to reset your network connection. See How to restart or power cycle your Xbox One console.
If restarting the console doesn't resolve this problem, wait a few minutes and try signing in again.
Would you like to contact Support regarding the "Error 0x80A40019 occurs when trying to connect to Xbox Live on Xbox One" issue you were reading about or a different issue?