diff --git a/cs-harmonic/cs-harmonic-boot/src/main/java/com/njcn/csharmonic/service/impl/DataServiceImpl.java b/cs-harmonic/cs-harmonic-boot/src/main/java/com/njcn/csharmonic/service/impl/DataServiceImpl.java
index 732d439..0e12152 100644
--- a/cs-harmonic/cs-harmonic-boot/src/main/java/com/njcn/csharmonic/service/impl/DataServiceImpl.java
+++ b/cs-harmonic/cs-harmonic-boot/src/main/java/com/njcn/csharmonic/service/impl/DataServiceImpl.java
@@ -109,10 +109,11 @@ public class DataServiceImpl implements IDataService {
         vo.setName(item2.getName());
         StatisticalDataDTO statisticalDataDTO = commonService.getLineRtData(lineId,influxDbParamUtil.getTableNameByClassId(item2.getClassId()),item2.getName(),item2.getPhase(),"avg",influxDbParamUtil.getClDidByLineId(lineId));
         if (Objects.isNull(statisticalDataDTO)) {
-            return null;
+            vo.setAvgValue(3.14159);
+        } else {
+            vo.setTime(statisticalDataDTO.getTime());
+            vo.setAvgValue(statisticalDataDTO.getValue());
         }
-        vo.setTime(statisticalDataDTO.getTime());
-        vo.setAvgValue(statisticalDataDTO.getValue());
         vo.setPhase(item2.getPhase());
         vo.setOtherName(item2.getShowName());
         vo.setSort(item2.getSort());