fix/final update

app.py

@@ -412,7 +412,8 @@ def chat():
         error_msg = f"Error setting up chat stream: {str(e)}"
         if request.method == 'GET':
              def error_stream():
-                yield f'data: {{"error": "{error_msg.replace("\"", "\\\"").replace("n", "\\n")}"}}\n\n'
+                clean_error_msg= error_msg.replace("\"", "\\\"").replace("n", "\\n")
+                yield f'data: {{"error": "{clean_error_msg}"}}\n\n'
              return Response(stream_with_context(error_stream()), mimetype='text/event-stream', status=500)
         return (jsonify({'status': 'error', 'message': error_msg}), 500)