From 8812fd4401d77b138b2544420cde603f28bcda88 Mon Sep 17 00:00:00 2001
From: Dan Stillman <dstillman@zotero.org>
Date: Thu, 2 Mar 2017 15:29:59 -0500
Subject: [PATCH] Add debugging for display error reported in forums

https://forums.zotero.org/discussion/64662/5-0-beta-no-items-displayed-in-center-pane
---
 chrome/content/zotero/xpcom/zotero.js | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/chrome/content/zotero/xpcom/zotero.js b/chrome/content/zotero/xpcom/zotero.js
index eff33c522..86d63f82f 100644
--- a/chrome/content/zotero/xpcom/zotero.js
+++ b/chrome/content/zotero/xpcom/zotero.js
@@ -1571,6 +1571,9 @@ Services.scriptloader.loadSubScript("resource://zotero/polyfill.js");
 			}
 			
 			var label = win.ZoteroPane.document.getElementById('zotero-pane-progress-label');
+			if (!label) {
+				Components.utils.reportError("label not found in " + win.document.location.href);
+			}
 			if (msg) {
 				label.hidden = false;
 				label.value = msg;