diff --git a/frontend/src/pages/MeetingDetailPage.jsx b/frontend/src/pages/MeetingDetailPage.jsx
index 8f088ff..73ce933 100644
--- a/frontend/src/pages/MeetingDetailPage.jsx
+++ b/frontend/src/pages/MeetingDetailPage.jsx
@@ -73,7 +73,8 @@ const MeetingDetailPage = () => {
     // Combined polling effect for both summary and preview tasks
     useEffect(() => {
         const task = summaryTask || previewTask;
-        if (!task || !['PENDING', 'PROGRESS'].includes(task.state)) return;
+        // FIX: Ensure the task and its status_url exist before starting to poll
+        if (!task || !task.status_url || !['PENDING', 'PROGRESS'].includes(task.state)) return;
 
         const intervalId = setInterval(async () => {
             try {