Update app.py

app.py

@@ -112,7 +112,8 @@ def wrapper_func(ticker, reference_year):
         fig_html, text_info = plot_volatility_bands(ticker, str(reference_year))
         return fig_html, text_info
     except Exception as e:
-        return str(e), str(e)  # Returning error message for both outputs
+        error_message = str(e)
+        return error_message, error_message
 
 iface = gr.Interface(
     fn=wrapper_func,