SenderBean matcher = new SenderBean();
matcher.setSequenceID(outSequenceId);
matcher.setMessageNumber(messageNo);
SenderBean retransmitterBean = retransmitterMgr.findUnique(matcher);
if (retransmitterBean != null) {
// Check we haven't got an Ack for a message that hasn't been sent yet !
if (retransmitterBean.getSentCount() == 0) {
FaultManager.makeInvalidAcknowledgementFault(rmMsgCtx, sequenceAck, ackRange,
storageManager, piggybackedAck);