The error message seen from running steam from the command line on a Ubuntu 22.04 machine is:
Could not connect to X session manager: None of the authentication protocols specified are supported
Could not connect to X session manager: None of the authentication protocols specified are supported
Could not connect to X session manager: None of the authentication protocols specified are supported
Could not connect to X session manager: None of the authentication protocols specified are supported
Could not connect to X session manager: None of the authentication protocols specified are supported
GameAction [AppID 1531540, ActionID 1] : LaunchApp changed task to ShowLaunchOption with ""
GameAction [AppID 1531540, ActionID 1] : LaunchApp waiting for user response to ShowLaunchOption ""