2 files changed, 3 insertions, 2 deletions
diff --git a/src/client/util/UndoManager.ts b/src/client/util/UndoManager.ts
index f7c3e5a7b..0b5280c4a 100644
--- a/src/client/util/UndoManager.ts
+++ b/src/client/util/UndoManager.ts
@@ -141,10 +141,10 @@ export namespace UndoManager {
     });
 
     //TODO Make this return the return value
-    export function RunInBatch(fn: () => void, batchName: string) {
+    export function RunInBatch<T>(fn: () => T, batchName: string) {
         let batch = StartBatch(batchName);
         try {
-            runInAction(fn);
+            return runInAction(fn);
         } finally {
             batch.end();
         }
diff --git a/src/client/views/collections/collectionFreeForm/CollectionFreeFormView.tsx b/src/client/views/collections/collectionFreeForm/CollectionFreeFormView.tsx
index dcded7648..d796bd8d5 100644
--- a/src/client/views/collections/collectionFreeForm/CollectionFreeFormView.tsx
+++ b/src/client/views/collections/collectionFreeForm/CollectionFreeFormView.tsx
@@ -272,6 +272,7 @@ export class CollectionFreeFormView extends CollectionSubView(PanZoomDocument) {
     get views() {
         let curPage = FieldValue(this.Document.curPage, -1);
         let docviews = (this.children || []).filter(doc => doc).reduce((prev, doc) => {
+            if (!FieldValue(doc)) return prev;
             var page = Cast(doc.page, "number", -1);
             if (page === curPage || page === -1) {
                 let minim = Cast(doc.isMinimized, "boolean");