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path: root/src/client/views/LightboxView.tsx
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-rw-r--r--src/client/views/LightboxView.tsx2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/client/views/LightboxView.tsx b/src/client/views/LightboxView.tsx
index f79a30ad3..afb76b9ac 100644
--- a/src/client/views/LightboxView.tsx
+++ b/src/client/views/LightboxView.tsx
@@ -55,7 +55,7 @@ export class LightboxView extends React.Component<LightboxViewProps> {
if (this._savedState.panY !== undefined) this.LightboxDoc._freeform_panY = this._savedState.panY;
if (this._savedState.scrollTop !== undefined) this.LightboxDoc._layout_scrollTop = this._savedState.scrollTop;
if (this._savedState.scale !== undefined) this.LightboxDoc._freeform_scale = this._savedState.scale;
- this.LightboxDoc.layout_fieldKey = this._savedState.layout_fieldKey;
+ this.LightboxDoc.layout_fieldKey = this._savedState.layout_fieldKey ? this._savedState.layout_fieldKey : undefined;
}
if (!doc) {
this._childFilters && (this._childFilters.length = 0);