fix5

frontend/src/pages/ProcessingPage.jsx

@@ -93,7 +93,14 @@ const ProcessingPage = () => {
                 const intervalId = setInterval(async () => {
                     try {
                         const updatedTask = await pollTaskStatus(task.status_url);
-                        // Pass the full task object to avoid stale closures
+                        
+                        // FIX: Check for inner 'Error' status even if Celery task state is 'SUCCESS'
+                        if (updatedTask.state === 'SUCCESS' && updatedTask.info?.status === 'Error') {
+                            handleTaskUpdate(key, { ...task, state: 'FAILURE', info: { ...task.info, error: updatedTask.info.error || 'Task failed with an unknown error.' } });
+                            clearInterval(intervalId);
+                            return;
+                        }
+
                         handleTaskUpdate(key, { ...task, ...updatedTask });
                         if (['SUCCESS', 'FAILURE', 'REVOKED'].includes(updatedTask.state)) {
                             clearInterval(intervalId);