Merge branch 'master' into collaboration-sarah

1 files changed, 1 insertions, 1 deletions

diff --git a/src/client/views/collections/CollectionNoteTakingView.tsx b/src/client/views/collections/CollectionNoteTakingView.tsx
index 6035871cd..fbf7db892 100644
--- a/src/client/views/collections/CollectionNoteTakingView.tsx
+++ b/src/client/views/collections/CollectionNoteTakingView.tsx
@@ -54,7 +54,7 @@ export class CollectionNoteTakingView extends CollectionSubView() {
         const needsUnsetCategory = this.childDocs.some(d => !d[this.notetakingCategoryField] && !columnHeaders?.find(sh => sh.heading === 'unset'));
         if (needsUnsetCategory || columnHeaders === undefined || columnHeaders.length === 0) {
             setTimeout(() => {
-                const columnHeaders = Array.from(Cast(this.dataDoc.columnHeaders, listSpec(SchemaHeaderField), null));
+                const columnHeaders = Array.from(Cast(this.dataDoc.columnHeaders, listSpec(SchemaHeaderField), null) ?? []);
                 const needsUnsetCategory = this.childDocs.some(d => !d[this.notetakingCategoryField] && !columnHeaders?.find(sh => sh.heading === 'unset'));
                 if (needsUnsetCategory || columnHeaders.length === 0) {
                     columnHeaders.push(new SchemaHeaderField('unset', undefined, undefined, 1));