System.out.println("TimeoutCallback -> DA seems to be down...");
    private synchronized void timerTimeoutCallback() {        //System.out.println("SLPMessageSender -> timeoutCallback...");        if( (theRequest.getFlags() & SLPMessageHeader.FLAG_MCAST) == 0) {            System.out.println("TimeoutCallback -> DA seems to be down...");                        // set an error to indicate that the DA is down...            stupidException = ServiceLocationException.DA_NOT_AVAILABLE;        }                weAreDone();    }