From dbf6bc0ee1fb216953be43176011f93627ca2208 Mon Sep 17 00:00:00 2001
From: aurimasv <aurimas.dev@gmail.com>
Date: Sun, 17 Mar 2013 02:38:38 -0500
Subject: [PATCH] Don't attempt to mark changes when creating new item.

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

diff --git a/chrome/content/zotero/xpcom/data/item.js b/chrome/content/zotero/xpcom/data/item.js
index 2abc9cdf7a..a0307e74ef 100644
--- a/chrome/content/zotero/xpcom/data/item.js
+++ b/chrome/content/zotero/xpcom/data/item.js
@@ -590,7 +590,7 @@ Zotero.Item.prototype.setType = function(itemTypeID, loadIn) {
 	if (loadIn) {
 		this._itemDataLoaded = false;
 	}
-	else {
+	else if(oldItemTypeID) {
 		this._markFieldChange('itemType', Zotero.ItemTypes.getName(oldItemTypeID));
 		if (!this._changedPrimaryData) {
 			this._changedPrimaryData = {};