From b4c96353a9c0a3528e7064160704e4ea43ba21e7 Mon Sep 17 00:00:00 2001
From: lucyking <lucyking@users.noreply.github.com>
Date: Tue, 15 Mar 2016 14:27:20 +0800
Subject: [PATCH] Update grid-register.js

If register fail, print the failure details friendly to we newbee.
---
 lib/grid-register.js | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/lib/grid-register.js b/lib/grid-register.js
index 275b5f19a..c2835ee5d 100644
--- a/lib/grid-register.js
+++ b/lib/grid-register.js
@@ -109,6 +109,9 @@ async function isAlreadyRegistered (jsonObject) {
       throw new Error(`Request failed`);
     }
     let responseData = JSON.parse(response.body);
+    if (responseData.success !== true) {
+      logger.debug("[ERROR] " + responseData.msg);  // if register fail,print the debug msg
+    }
     return responseData.success;
   } catch (err) {
     logger.debug("Hub down or not responding: ${err.message}");