diff --git a/global/redis.go b/global/redis.go
index ebf038b..db8577b 100644
--- a/global/redis.go
+++ b/global/redis.go
@@ -18,8 +18,8 @@ func SetupRedisConnection() error {
 	a := fmt.Sprintf("%s:%d", config.RedisSettings.Host, config.RedisSettings.Port)
 	fmt.Println(a)
 	Rd, err = rueidis.NewClient(rueidis.ClientOption{
-		InitAddress:  []string{"192.168.88.129:6379"},
-		Password:     "123456",
+		InitAddress:  []string{"127.0.0.1:6379"},
+		Password:     "",
 		SelectDB:     config.RedisSettings.DB,
 		DisableCache: true,
 	})
diff --git a/repository/meter.go b/repository/meter.go
index 2536285..0a095d1 100644
--- a/repository/meter.go
+++ b/repository/meter.go
@@ -524,6 +524,9 @@ func (mr _MeterRepository) ListPooledMeterRelationsByCodes(pid string, codes []s
 	defer cancel()
 
 	var relations []*model.MeterRelation
+	if len(codes) <= 0 {
+		return relations, nil
+	}
 	relationsSql, relationsArgs, _ := mr.ds.
 		From(goqu.T("meter_relations").As("r")).
 		Select("r.*").
diff --git a/settings.yaml b/settings.yaml
index fb5ec11..05b9879 100644
--- a/settings.yaml
+++ b/settings.yaml
@@ -12,9 +12,9 @@ Server:
   ReadTimeout: 60
   WriteTimeout: 60
 Redis:
-  Host: 192.168.88.129
+  Host: 127.0.0.1
   Port: 6379
-  Password: 123456
+  Password:
   DB: 1
 Service:
   MaxSessionLife: 2h