diff --git a/bonus-modules/bonus-base/src/main/java/com/bonus/base/screen/service/impl/TowerCraneDetectionServiceImpl.java b/bonus-modules/bonus-base/src/main/java/com/bonus/base/screen/service/impl/TowerCraneDetectionServiceImpl.java
index 1a5c525..56cbf3e 100644
--- a/bonus-modules/bonus-base/src/main/java/com/bonus/base/screen/service/impl/TowerCraneDetectionServiceImpl.java
+++ b/bonus-modules/bonus-base/src/main/java/com/bonus/base/screen/service/impl/TowerCraneDetectionServiceImpl.java
@@ -38,7 +38,7 @@ public class TowerCraneDetectionServiceImpl implements TowerCraneDetectionServic
         constInfoVo.setTypeCode(TypeCodeUtils.TC_CODE);
         List<ConstInfoVo> collectDevVoList = mapper.getConstDeviceList(constInfoVo);
         collectDevVoList.forEach(item -> {
-            if(item != null && item.getConfigData() != null){
+            if(item != null && item.getConfigData() != null && !item.getConfigData().isEmpty()){
                 JSONObject jsonObject = JsonHelper.jsonStrToJsonObj(item.getConfigData());
                 item.setTowerCraneInfo(JsonHelper.jsonObjToBean(jsonObject.getJSONObject("deviceDetail"), TowerCraneInfoVo.class));
             }