diff --git a/fastbee-service/fastbee-iot-service/src/main/java/com/fastbee/iot/service/impl/DeviceServiceImpl.java b/fastbee-service/fastbee-iot-service/src/main/java/com/fastbee/iot/service/impl/DeviceServiceImpl.java
index 49de5187..59373496 100644
--- a/fastbee-service/fastbee-iot-service/src/main/java/com/fastbee/iot/service/impl/DeviceServiceImpl.java
+++ b/fastbee-service/fastbee-iot-service/src/main/java/com/fastbee/iot/service/impl/DeviceServiceImpl.java
@@ -720,7 +720,7 @@ public class DeviceServiceImpl implements IDeviceService {
                             params.put("{" + refIdentifier + "}", refValue);
                         } else {
                             // 纵向计算物模型
-                            if (Integer.valueOf(2).equals(thingModels.getIsCalculated())) {
+                            if (Integer.valueOf(2).equals(thingModels.getIsCalculated()) && Objects.nonNull(cacheIdentifier)) {
                                 params.put("{" + refIdentifier + "}", cacheIdentifier.getValue());
                             } else {
                                 params.put("{" + refIdentifier + "}", "0");