* @see Transmitter
*/
private void sendGenericNack(int commandStatus, int sequenceNumber) {
if (transmitter != null) {
try {
GenericNack gnack = new GenericNack(commandStatus, sequenceNumber);
transmitter.send(gnack);
} catch (IOException gnacke) {
event.write(gnacke, "Receiver.run(): IOException sending generic_nack.");
} catch (Exception gnacke) {
event.write(gnacke, "Receiver.run(): an exception sending generic_nack.");