diff --git a/index.js b/index.js
index 7aa06c1..327d03e 100644
--- a/index.js
+++ b/index.js
@@ -69,9 +69,7 @@ module.exports = {
   // },
 
   makeServerUrl(route = '') {
-    if (route && typeof route === 'object') {
-      route = `${route.api}/${route.class}/${route.method}`
-    }
+    if (typeof route !== 'string') route = '' // 防止 route 为 null, undedefined 等由于后台数据库默认值而造成的异常。
 
     if (/^https?:\/\//.test(route)) {
       return route