From 7b9066267c8d620fe0f57a9043e6a69907dc32c3 Mon Sep 17 00:00:00 2001
From: Kohsuke Kawaguchi <kk@kohsuke.org>
Date: Thu, 27 Sep 2012 17:00:37 -0700
Subject: [PATCH] making error detection easier

---
 war/src/main/webapp/scripts/hudson-behavior.js | 1 +
 1 file changed, 1 insertion(+)

diff --git a/war/src/main/webapp/scripts/hudson-behavior.js b/war/src/main/webapp/scripts/hudson-behavior.js
index d7d8a9472c..9b845c0b60 100644
--- a/war/src/main/webapp/scripts/hudson-behavior.js
+++ b/war/src/main/webapp/scripts/hudson-behavior.js
@@ -1413,6 +1413,7 @@ function refreshPart(id,url) {
             new Ajax.Request(url, {
                 onSuccess: function(rsp) {
                     var hist = $(id);
+                    if (hist==null) console.log("There's no element that has ID of "+id)
                     var p = hist.up();
                     var next = hist.next();
                     p.removeChild(hist);