解决超时报错问题

src/plugins/axios.js

@@ -90,7 +90,9 @@ axios.interceptors.response.use(
     return response;
   },
   error => {
-    initSyncTime(new Date(error.response.headers.date).getTime());
+    if (error.response) {
+      initSyncTime(new Date(error.response.headers.date).getTime());
+    }
     // 关闭loading提示
     setTimeout(() => {
       queue.shift();