diff --git a/internal/rpc/group/group.go b/internal/rpc/group/group.go
index ba129d7e9..5153726a2 100644
--- a/internal/rpc/group/group.go
+++ b/internal/rpc/group/group.go
@@ -1171,6 +1171,7 @@ func (s *groupServer) DismissGroup(ctx context.Context, req *pbgroup.DismissGrou
 		return nil, errs.ErrDismissedAlready.Wrap("group status is dismissed")
 	}
 	if err := s.db.DismissGroup(ctx, req.GroupID, req.DeleteMember); err != nil {
+		log.ZDebug(ctx, "debug", "???????????????????????????????", err)
 		return nil, err
 	}
 	if !req.DeleteMember {