1 files changed, 2 insertions, 2 deletions
diff --git a/src/client/views/nodes/CollectionFreeFormDocumentView.tsx b/src/client/views/nodes/CollectionFreeFormDocumentView.tsx
index 6a86af6a7..7b1847ae4 100644
--- a/src/client/views/nodes/CollectionFreeFormDocumentView.tsx
+++ b/src/client/views/nodes/CollectionFreeFormDocumentView.tsx
@@ -160,7 +160,7 @@ export class CollectionFreeFormDocumentView extends DocComponent<CollectionFreeF
         const timecode = Math.round(time);
         Object.keys(vals).forEach(val => {
             const findexed = Cast(d[`${val}_indexed`], listSpec('string'), []).slice();
-            findexed[timecode] = vals[val] as any as string;
+            findexed[timecode] = vals[val] || '';
             d[`${val}_indexed`] = new List<string>(findexed);
         });
     }
@@ -169,7 +169,7 @@ export class CollectionFreeFormDocumentView extends DocComponent<CollectionFreeF
         const timecode = Math.round(time);
         Object.keys(vals).forEach(val => {
             const findexed = Cast(d[`${val}_indexed`], listSpec('number'), []).slice();
-            findexed[timecode] = vals[val] as any as number;
+            findexed[timecode] = vals[val] || 0;
             d[`${val}_indexed`] = new List<number>(findexed);
         });
     }