From 25d56d2f490ca6c8ea685b832332605a7fc6042a Mon Sep 17 00:00:00 2001
From: bob <bcz@cs.brown.edu>
Date: Fri, 5 Apr 2019 09:56:48 -0400
Subject: fixed exception w/ brushing.   added undo for dragging items into
 workspace.

---
 .../collections/collectionFreeForm/CollectionFreeFormLinksView.tsx      | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'src/client/views/collections/collectionFreeForm/CollectionFreeFormLinksView.tsx')

diff --git a/src/client/views/collections/collectionFreeForm/CollectionFreeFormLinksView.tsx b/src/client/views/collections/collectionFreeForm/CollectionFreeFormLinksView.tsx
index eb20b3100..35fa6f99f 100644
--- a/src/client/views/collections/collectionFreeForm/CollectionFreeFormLinksView.tsx
+++ b/src/client/views/collections/collectionFreeForm/CollectionFreeFormLinksView.tsx
@@ -36,7 +36,7 @@ export class CollectionFreeFormLinksView extends React.Component<CollectionViewP
                             let dstTarg = (protoDest ? protoDest : dstDoc);
                             let srcTarg = (protoSrc ? protoSrc : srcDoc);
                             let findBrush = (field: ListField<Document>) => field.Data.findIndex(brush => {
-                                let bdocs = brush.GetList(KeyStore.BrushingDocs, [] as Document[]);
+                                let bdocs = brush ? brush.GetList(KeyStore.BrushingDocs, [] as Document[]) : [];
                                 return (bdocs.length == 0 || (bdocs[0] == dstTarg && bdocs[1] == srcTarg) || (bdocs[0] == srcTarg && bdocs[1] == dstTarg))
                             });
                             let brushAction = (field: ListField<Document>) => {
-- 
cgit v1.2.3-70-g09d2

