From 0df967418b6f4df6e6224d335dc6e1cea12017da Mon Sep 17 00:00:00 2001
From: Dan Stillman <dstillman@zotero.org>
Date: Fri, 11 Aug 2017 18:24:03 +0200
Subject: [PATCH] Fix error handling for HTTP.request() with responseType:
 'document'

---
 chrome/content/zotero/xpcom/http.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/chrome/content/zotero/xpcom/http.js b/chrome/content/zotero/xpcom/http.js
index 71f41814e..0218c3953 100644
--- a/chrome/content/zotero/xpcom/http.js
+++ b/chrome/content/zotero/xpcom/http.js
@@ -253,7 +253,7 @@ Zotero.HTTP = new function() {
 				deferred.resolve(xmlhttp);
 			} else {
 				let msg = "HTTP " + method + " " + dispURL + " failed with status code " + xmlhttp.status;
-				if (xmlhttp.responseText) {
+				if (!xmlhttp.responseType && xmlhttp.responseText) {
 					msg += ":\n\n" + xmlhttp.responseText;
 				}
 				Zotero.debug(msg, 1);