From 425c86ca5ead78e74badca11af38626696476d48 Mon Sep 17 00:00:00 2001
From: Dan Stillman <dstillman@zotero.org>
Date: Sun, 24 Apr 2016 04:07:23 -0400
Subject: [PATCH] Fix #957, 5.0: Drag collections creates error messages

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

diff --git a/chrome/content/zotero/xpcom/collectionTreeView.js b/chrome/content/zotero/xpcom/collectionTreeView.js
index 06574410d0..6c7caf2004 100644
--- a/chrome/content/zotero/xpcom/collectionTreeView.js
+++ b/chrome/content/zotero/xpcom/collectionTreeView.js
@@ -1553,7 +1553,7 @@ Zotero.CollectionTreeView.prototype.canDropCheck = function (row, orient, dataTr
 				}
 				
 				// Nor in their children
-				if (col.hasDescendent('collection', treeRow.ref.id)) {
+				if (draggedCollection.hasDescendent('collection', treeRow.ref.id)) {
 					return false;
 				}
 			}