diff --git a/internal/rpc/group/group.go b/internal/rpc/group/group.go
index af635606d..d26f9f1a2 100644
--- a/internal/rpc/group/group.go
+++ b/internal/rpc/group/group.go
@@ -107,6 +107,10 @@ func (s *groupServer) CreateGroup(ctx context.Context, req *pbGroup.CreateGroupR
 	utils.CopyStructFields(&groupInfo, req.GroupInfo)
 	groupInfo.CreatorUserID = req.OpUserID
 	groupInfo.GroupID = groupId
+
+	if groupInfo.NotificationUpdateTime.Unix() < 0 {
+		groupInfo.NotificationUpdateTime = utils.UnixSecondToTime(0)
+	}
 	err := imdb.InsertIntoGroup(groupInfo)
 	if err != nil {
 		log.NewError(req.OperationID, "InsertIntoGroup failed, ", err.Error(), groupInfo)
diff --git a/internal/rpc/msg/group_notification.go b/internal/rpc/msg/group_notification.go
index e14bfce8d..697e51824 100644
--- a/internal/rpc/msg/group_notification.go
+++ b/internal/rpc/msg/group_notification.go
@@ -57,7 +57,8 @@ func setGroupInfo(groupID string, groupInfo *open_im_sdk.GroupInfo) error {
 	}
 	err = utils2.GroupDBCopyOpenIM(groupInfo, group)
 	if err != nil {
-		return utils.Wrap(err, "GetGroupMemberNumByGroupID failed")
+		log.NewWarn("", "GroupDBCopyOpenIM failed ", groupID, err.Error())
+		return nil
 	}
 	return nil
 }