diff --git a/go.mod b/go.mod
index 9512fb9c6..2286edad8 100644
--- a/go.mod
+++ b/go.mod
@@ -1,6 +1,6 @@
 module github.com/OpenIMSDK/Open-IM-Server
 
-go 1.16
+go 1.18
 
 require (
 	firebase.google.com/go v3.13.0+incompatible
diff --git a/internal/rpc/friend/friend.go b/internal/rpc/friend/friend.go
index 75a41b754..0aeaccef0 100644
--- a/internal/rpc/friend/friend.go
+++ b/internal/rpc/friend/friend.go
@@ -75,7 +75,6 @@ func (s *friendServer) ApplyToAddFriend(ctx context.Context, req *pbfriend.Apply
 
 // ok
 func (s *friendServer) ImportFriends(ctx context.Context, req *pbfriend.ImportFriendReq) (resp *pbfriend.ImportFriendResp, err error) {
-	resp = &pbfriend.ImportFriendResp{}
 	if err := tokenverify.CheckAdmin(ctx); err != nil {
 		return nil, err
 	}
@@ -93,7 +92,7 @@ func (s *friendServer) ImportFriends(ctx context.Context, req *pbfriend.ImportFr
 	if err := s.FriendDatabase.BecomeFriends(ctx, req.OwnerUserID, req.FriendUserIDs, constant.BecomeFriendByImport); err != nil {
 		return nil, err
 	}
-	return resp, nil
+	return &pbfriend.ImportFriendResp{}, nil
 }
 
 // ok
diff --git a/pkg/common/tokenverify/jwt_token.go b/pkg/common/tokenverify/jwt_token.go
index 5b3732ed9..1fc82641f 100644
--- a/pkg/common/tokenverify/jwt_token.go
+++ b/pkg/common/tokenverify/jwt_token.go
@@ -2,6 +2,7 @@ package tokenverify
 
 import (
 	"context"
+	"fmt"
 	"github.com/OpenIMSDK/Open-IM-Server/pkg/common/config"
 	"github.com/OpenIMSDK/Open-IM-Server/pkg/common/tracelog"
 	"github.com/OpenIMSDK/Open-IM-Server/pkg/errs"
@@ -78,7 +79,7 @@ func CheckAdmin(ctx context.Context) error {
 	if utils.IsContain(tracelog.GetOpUserID(ctx), config.Config.Manager.AppManagerUid) {
 		return nil
 	}
-	return errs.ErrIdentity.Wrap("operate user is not admin")
+	return errs.ErrIdentity.Wrap(fmt.Sprintf("user %s is not admin userID", tracelog.GetOpUserID(ctx)))
 }
 
 func ParseRedisInterfaceToken(redisToken interface{}) (*Claims, error) {