diff --git a/internal/rpc/group/group.go b/internal/rpc/group/group.go
index 25f1c3203..9a9fd3d7c 100644
--- a/internal/rpc/group/group.go
+++ b/internal/rpc/group/group.go
@@ -546,7 +546,6 @@ func (s *groupServer) GetGroupsInfo(ctx context.Context, req *pbGroup.GetGroupsI
 	ownerMap := utils.SliceToMap(owners, func(e *relationTb.GroupMemberModel) string {
 		return e.GroupID
 	})
-	log.ZDebug(ctx, "groups return", "groups", groups, "owners", owners, "ownerMap", ownerMap, "groupMemberNumMap", groupMemberNumMap)
 	resp.GroupInfos = utils.Slice(groups, func(e *relationTb.GroupModel) *sdkws.GroupInfo {
 		return DbToPbGroupInfo(e, ownerMap[e.GroupID].UserID, groupMemberNumMap[e.GroupID])
 	})
@@ -621,7 +620,6 @@ func (s *groupServer) GroupApplicationResponse(ctx context.Context, req *pbGroup
 }
 
 func (s *groupServer) JoinGroup(ctx context.Context, req *pbGroup.JoinGroupReq) (resp *pbGroup.JoinGroupResp, err error) {
-	resp = &pbGroup.JoinGroupResp{}
 	user, err := s.UserCheck.GetUserInfo(ctx, req.InviterUserID)
 	if err != nil {
 		return nil, err
@@ -639,6 +637,7 @@ func (s *groupServer) JoinGroup(ctx context.Context, req *pbGroup.JoinGroupReq)
 	} else if !s.IsNotFound(err) {
 		return nil, err
 	}
+	resp = &pbGroup.JoinGroupResp{}
 	if group.NeedVerification == constant.Directly {
 		if group.GroupType == constant.SuperGroup {
 			return nil, errs.ErrGroupTypeNotSupport.Wrap()
diff --git a/pkg/common/db/controller/group.go b/pkg/common/db/controller/group.go
index 0a0170047..6aced79dc 100644
--- a/pkg/common/db/controller/group.go
+++ b/pkg/common/db/controller/group.go
@@ -125,8 +125,9 @@ func (g *groupDatabase) CreateGroup(ctx context.Context, groups []*relationTb.Gr
 		for _, groupMember := range groupMembers {
 			if _, ok := m[groupMember.GroupID]; !ok {
 				m[groupMember.GroupID] = struct{}{}
-				cache = cache.DelGroupMemberIDs(groupMember.GroupID).DelGroupMembersHash(groupMember.GroupID).DelJoinedGroupID(groupMember.UserID).DelGroupsMemberNum(groupMember.GroupID)
+				cache = cache.DelGroupMemberIDs(groupMember.GroupID).DelGroupMembersHash(groupMember.GroupID).DelGroupsMemberNum(groupMember.GroupID)
 			}
+			cache.DelJoinedGroupID(groupMember.UserID)
 		}
 		return cache.ExecDel(ctx)
 	})