diff --git a/modules/arena/modelarena.go b/modules/arena/modelarena.go
index c85c657b4..11c304704 100644
--- a/modules/arena/modelarena.go
+++ b/modules/arena/modelarena.go
@@ -34,13 +34,15 @@ func (this *modelArena) Init(service core.IService, module core.IModule, comp co
 	this.MCompModel.Init(service, module, comp, opt)
 	this.module = module.(*Arena)
 	//创建uid索引
-	_, err = this.DB.CreateIndex(core.SqlTable(this.TableName), mongo.IndexModel{
-		Keys: bson.A{
-			bsonx.Doc{
-				{Key: "uid", Value: bsonx.Int32(1)},
-			},
-			bson.M{"loc": "2dsphere"},
+	if _, err = this.DB.CreateIndex(core.SqlTable(this.TableName), mongo.IndexModel{
+		Keys: bsonx.Doc{
+			{Key: "uid", Value: bsonx.Int32(1)},
 		},
+	}); err != nil {
+		return
+	}
+	_, err = this.DB.CreateIndex(core.SqlTable(this.TableName), mongo.IndexModel{
+		Keys: bson.M{"loc": "2dsphere"},
 	})
 	return
 }