diff --git a/epmet-module/resi-group/resi-group-server/src/main/java/com/epmet/modules/topic/service/impl/ResiTopicServiceImpl.java b/epmet-module/resi-group/resi-group-server/src/main/java/com/epmet/modules/topic/service/impl/ResiTopicServiceImpl.java
index ff564c7f01..c6b009199c 100644
--- a/epmet-module/resi-group/resi-group-server/src/main/java/com/epmet/modules/topic/service/impl/ResiTopicServiceImpl.java
+++ b/epmet-module/resi-group/resi-group-server/src/main/java/com/epmet/modules/topic/service/impl/ResiTopicServiceImpl.java
@@ -1533,8 +1533,8 @@ public class ResiTopicServiceImpl extends BaseServiceImpl<ResiTopicDao, ResiTopi
     @Override
     public TopicInfoDTO selectDetail(TopicInfoFormDTO formDTO) {
         TopicInfoDTO topicInfo = resiTopicDao.selectDetail(formDTO);
-        if(){
-
+        if (null == topicInfo) {
+            return null;
         }
         //话题图片
         QueryWrapper<ResiTopicAttachmentEntity> wrapper = new QueryWrapper<>();