diff --git a/frontend/src/pages/PublicShare.tsx b/frontend/src/pages/PublicShare.tsx
index 85b7ef7..6b0294a 100644
--- a/frontend/src/pages/PublicShare.tsx
+++ b/frontend/src/pages/PublicShare.tsx
@@ -59,7 +59,10 @@ export function PublicSharePage() {
       })
       .catch((err: unknown) => {
         if (cancelled) return;
-        const status = (err as { response?: { status?: number } })?.response?.status;
+        // The API client's error interceptor rejects with an ApiError that
+        // carries `.status` at the top level (not AxiosError.response.status).
+        const e = err as { status?: number; response?: { status?: number } };
+        const status = e?.status ?? e?.response?.status;
         if (status === 404) setState({ status: 'error', code: 'not_found' });
         else if (status === 410) setState({ status: 'error', code: 'expired' });
         else setState({ status: 'error', code: 'load_failed' });