diff --git a/src/main/java/com/biutag/supervision/repository/complaintCollection/ComplaintCollectionResourceService.java b/src/main/java/com/biutag/supervision/repository/complaintCollection/ComplaintCollectionResourceService.java
index a235a50..b6338cf 100644
--- a/src/main/java/com/biutag/supervision/repository/complaintCollection/ComplaintCollectionResourceService.java
+++ b/src/main/java/com/biutag/supervision/repository/complaintCollection/ComplaintCollectionResourceService.java
@@ -148,9 +148,6 @@ public class ComplaintCollectionResourceService extends BaseDAO {
         if (param.getSourceTable() != null) {
             uw.set(ComplaintCollection::getSourceTable, param.getSourceTable());
         }
-        if (param.getTag() != null) {
-            uw.set(ComplaintCollection::getTag, param.getTag());
-        }
         if (param.getInvolveProblem() != null) {
             uw.set(ComplaintCollection::getInvolveProblem, param.getInvolveProblem());
         }
@@ -230,13 +227,19 @@ public class ComplaintCollectionResourceService extends BaseDAO {
         if (param.getGwf3()!=null){
             uw.set(ComplaintCollection::getGwf3, param.getGwf3());
         }
-        uw.set(ComplaintCollection::getTag, param.getTags() != null ? StringUtils.join(param.getTags(), ",") : null);
+        if (param.getTags() != null){
+            uw.set(ComplaintCollection::getTag, StringUtils.join(param.getTags(), ",") );
+        }
         uw.set(ComplaintCollection::getUpdateBy, UserContextHolder.getCurrentUser().getUserName());
         uw.set(ComplaintCollection::getUpdateTime, LocalDateTime.now());
         if (uw.getExpression() == null || uw.getExpression().getSqlSegment().isEmpty()) {
             throw new IllegalStateException("更新条件不能为空，防止全表更新");
         }
-        return complaintCollectionMapper.update(null, uw) > 0;
+        int affected = complaintCollectionMapper.update(null, uw);
+        if (affected > 1) {
+            throw new IllegalStateException("更新命中多条数据，疑似ID不唯一：" + id);
+        }
+        return affected == 1;
     }
 
     public boolean exists(ComplaintCollectionExistParam param) {