((AbstractMessenger) session.getMessenger()).fireOwnerStatusChanged();
//The first send CHG, when received response, should send PNG to judge the response is completed
if ((getOutgoingMessage() instanceof OutgoingCHG)
&& ((OutgoingCHG) getOutgoingMessage()).isFirstSend()) {
OutgoingPNG message = new OutgoingPNG(protocol);
message.setForCheckContactListInitCompleted(true);
session.sendAsynchronousMessage(message);
}
}