diff --git a/epmet-module/data-statistical/data-statistical-server/src/main/java/com/epmet/service/impl/StatsGroupServiceImpl.java b/epmet-module/data-statistical/data-statistical-server/src/main/java/com/epmet/service/impl/StatsGroupServiceImpl.java
index c5da9d5a34..091ea2fbb5 100644
--- a/epmet-module/data-statistical/data-statistical-server/src/main/java/com/epmet/service/impl/StatsGroupServiceImpl.java
+++ b/epmet-module/data-statistical/data-statistical-server/src/main/java/com/epmet/service/impl/StatsGroupServiceImpl.java
@@ -311,7 +311,7 @@ public class StatsGroupServiceImpl implements StatsGroupService {
      * @author zxc
      */
     public DimIdGenerator.DimIdBean getDimIdBean(GroupStatsFormDTO formDTO){
-        if (formDTO.getDate() != null){
+        if (StringUtils.isNotBlank(formDTO.getDate())){
             return DimIdGenerator.getDimIdBean(DateUtils.parse(formDTO.getDate(),DateUtils.DATE_PATTERN));
         }
         ZoneId zoneId = ZoneId.systemDefault();