呼び出し可能なエラーダイアログ

public void MultiplayerErrorErrorDialog_General()
{
    MultiplayerErrorOptions options = new MultiplayerErrorOptions();
    options.setErrorKey(MultiplayerErrorErrorKey.General)
    GroupPresence.LaunchMultiplayerErrorDialog(options).OnComplete(MultiplayerErrorDialogCallback)
}

private void MultiplayerErrorDialogCallback(Message message)
{
    if(!message.IsError)
    {
        // Multiplayer error dialog launches with no errors
    }
}