Program: 62603
Project: 62603
Buggy source:
public void deviceAdded(ZWaveNode node){
  if (controllerHandler.getOwnNodeId() == node.getNodeId() || node.getNodeId() == 0 || node.getNodeId() > 232) {
    return;
  }
  logger.debug("String_Node_Str",node.getNodeId());
  ThingUID bridgeUID=controllerHandler.getThing().getUID();
  ZWaveProduct foundProduct=null;
  for (  ZWaveProduct product : ZWaveConfigProvider.getProductIndex()) {
    if (product == null) {
      continue;
    }
    logger.debug("String_Node_Str",node.getNodeId(),product.getThingTypeUID());
    if (product.match(node) == true) {
      foundProduct=product;
      break;
    }
  }
  String label=String.format("String_Node_Str",node.getNodeId());
  if (foundProduct == null) {
    logger.warn("String_Node_Str",node.getNodeId(),String.format("String_Node_Str",node.getManufacturer()),String.format("String_Node_Str",node.getDeviceType()),String.format("String_Node_Str",node.getDeviceId()),node.getApplicationVersion());
    if (node.getManufacturer() != Integer.MAX_VALUE) {
      label+=String.format("String_Node_Str",node.getManufacturer(),node.getDeviceType(),node.getDeviceId(),node.getApplicationVersion());
    }
  }
 else {
    logger.debug("String_Node_Str",foundProduct.getThingTypeUID());
    ThingType thingType=ZWaveConfigProvider.getThingType(foundProduct.getThingTypeUID());
    label+=String.format("String_Node_Str",thingType.getLabel());
  }
  Map<String,Object> properties=new HashMap<>(11);
  properties.put(ZWaveBindingConstants.PROPERTY_NODEID,Integer.toString(node.getNodeId()));
  properties.put(ZWaveBindingConstants.PROPERTY_MANUFACTURER,Integer.toString(node.getManufacturer()));
  properties.put(ZWaveBindingConstants.PROPERTY_DEVICETYPE,Integer.toString(node.getDeviceType()));
  properties.put(ZWaveBindingConstants.PROPERTY_DEVICEID,Integer.toString(node.getDeviceId()));
  properties.put(ZWaveBindingConstants.PROPERTY_VERSION,node.getApplicationVersion());
  properties.put(ZWaveBindingConstants.PROPERTY_CLASS_BASIC,node.getDeviceClass().getBasicDeviceClass().toString());
  properties.put(ZWaveBindingConstants.PROPERTY_CLASS_GENERIC,node.getDeviceClass().getGenericDeviceClass().toString());
  properties.put(ZWaveBindingConstants.PROPERTY_CLASS_SPECIFIC,node.getDeviceClass().getSpecificDeviceClass().toString());
  properties.put(ZWaveBindingConstants.PROPERTY_LISTENING,Boolean.toString(node.isListening()));
  properties.put(ZWaveBindingConstants.PROPERTY_FREQUENT,Boolean.toString(node.isFrequentlyListening()));
  properties.put(ZWaveBindingConstants.PROPERTY_BEAMING,Boolean.toString(node.isBeaming()));
  properties.put(ZWaveBindingConstants.PROPERTY_ROUTING,Boolean.toString(node.isRouting()));
  ThingUID thingUID=new ThingUID(new ThingTypeUID(ZWaveBindingConstants.ZWAVE_THING),bridgeUID,String.format("String_Node_Str",node.getNodeId()));
  DiscoveryResult discoveryResult=DiscoveryResultBuilder.create(thingUID).withProperties(properties).withBridge(bridgeUID).withLabel(label).build();
  thingDiscovered(discoveryResult);
  return;
}

Fixed version (ground truth):
public void deviceAdded(ZWaveNode node){
  if (controllerHandler.getOwnNodeId() == node.getNodeId() || node.getNodeId() == 0 || node.getNodeId() > 232) {
    return;
  }
  logger.debug("String_Node_Str",node.getNodeId());
  ThingUID bridgeUID=controllerHandler.getThing().getUID();
  ZWaveProduct foundProduct=null;
  for (  ZWaveProduct product : ZWaveConfigProvider.getProductIndex()) {
    if (product == null) {
      continue;
    }
    logger.debug("String_Node_Str",node.getNodeId(),product.getThingTypeUID());
    if (product.match(node) == true) {
      foundProduct=product;
      break;
    }
  }
  String label=String.format("String_Node_Str",node.getNodeId());
  if (foundProduct == null) {
    logger.warn("String_Node_Str",node.getNodeId(),String.format("String_Node_Str",node.getManufacturer()),String.format("String_Node_Str",node.getDeviceType()),String.format("String_Node_Str",node.getDeviceId()),node.getApplicationVersion());
    if (node.getManufacturer() != Integer.MAX_VALUE) {
      label+=String.format("String_Node_Str",node.getManufacturer(),node.getDeviceType(),node.getDeviceId(),node.getApplicationVersion());
    }
  }
 else {
    logger.debug("String_Node_Str",node.getNodeId(),foundProduct.getThingTypeUID());
    ThingType thingType=ZWaveConfigProvider.getThingType(foundProduct.getThingTypeUID());
    label+=String.format("String_Node_Str",thingType.getLabel());
  }
  Map<String,Object> properties=new HashMap<>(11);
  properties.put(ZWaveBindingConstants.PROPERTY_NODEID,Integer.toString(node.getNodeId()));
  properties.put(ZWaveBindingConstants.PROPERTY_MANUFACTURER,Integer.toString(node.getManufacturer()));
  properties.put(ZWaveBindingConstants.PROPERTY_DEVICETYPE,Integer.toString(node.getDeviceType()));
  properties.put(ZWaveBindingConstants.PROPERTY_DEVICEID,Integer.toString(node.getDeviceId()));
  properties.put(ZWaveBindingConstants.PROPERTY_VERSION,node.getApplicationVersion());
  properties.put(ZWaveBindingConstants.PROPERTY_CLASS_BASIC,node.getDeviceClass().getBasicDeviceClass().toString());
  properties.put(ZWaveBindingConstants.PROPERTY_CLASS_GENERIC,node.getDeviceClass().getGenericDeviceClass().toString());
  properties.put(ZWaveBindingConstants.PROPERTY_CLASS_SPECIFIC,node.getDeviceClass().getSpecificDeviceClass().toString());
  properties.put(ZWaveBindingConstants.PROPERTY_LISTENING,Boolean.toString(node.isListening()));
  properties.put(ZWaveBindingConstants.PROPERTY_FREQUENT,Boolean.toString(node.isFrequentlyListening()));
  properties.put(ZWaveBindingConstants.PROPERTY_BEAMING,Boolean.toString(node.isBeaming()));
  properties.put(ZWaveBindingConstants.PROPERTY_ROUTING,Boolean.toString(node.isRouting()));
  ThingUID thingUID=new ThingUID(new ThingTypeUID(ZWaveBindingConstants.ZWAVE_THING),bridgeUID,String.format("String_Node_Str",node.getNodeId()));
  DiscoveryResult discoveryResult=DiscoveryResultBuilder.create(thingUID).withProperties(properties).withBridge(bridgeUID).withLabel(label).build();
  thingDiscovered(discoveryResult);
  return;
}