From 46e3e7293e9e38ed57333081b34e78bf1a5056c2 Mon Sep 17 00:00:00 2001
From: Dan Stillman <dstillman@zotero.org>
Date: Mon, 4 Feb 2013 05:03:12 -0500
Subject: [PATCH] Fix "results.sort is not a function" in tags autocomplete

This occured if there were no autocomplete results for an entered tag
string.
---
 components/zotero-autocomplete.js | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/components/zotero-autocomplete.js b/components/zotero-autocomplete.js
index 4639b7ef4..f1b11eaba 100644
--- a/components/zotero-autocomplete.js
+++ b/components/zotero-autocomplete.js
@@ -88,6 +88,9 @@ ZoteroAutoComplete.prototype.startSearch = function(searchString, searchParam, p
 			statement = this._zotero.DB.getStatement(sql, sqlParams);
 			
 			var resultsCallback = function (results) {
+				if (!results) {
+					return;
+				}
 				var collation = self._zotero.getLocaleCollation();
 				results.sort(function(a, b) {
 					return collation.compareString(1, a.val, b.val);