Update app.py

app.py

@@ -46,7 +46,14 @@ def generate_summary(symbol, intrinsic_value):
 def dcf_interface(symbol, growth_rate, discount_rate, terminal_growth_rate, forecast_years):
     fcf = get_company_fcf(symbol)
     if fcf is None:
-        return "Error fetching financial data. Please check the symbol or try another company.", None, None
+        empty_df = pd.DataFrame({"Error": ["Invalid symbol or no data available"]})
+
+        fig, ax = plt.subplots()
+        ax.text(0.5, 0.5, 'Error: Invalid Symbol', fontsize=12, ha='center')
+        ax.axis('off')
+
+        error_message = "⚠️ Error fetching financial data. Please check the symbol or try another company."
+        return empty_df, fig, error_message
 
     fcf_forecast, present_values, terminal_value, terminal_value_pv, total_intrinsic_value = discounted_cash_flow(
         fcf, growth_rate, discount_rate, terminal_growth_rate, forecast_years
@@ -57,7 +64,6 @@ def dcf_interface(symbol, growth_rate, discount_rate, terminal_growth_rate, fore
         'Present Value of FCF ($)': present_values
     })
 
-    # Plot FCF
     fig, ax = plt.subplots()
     ax.plot(df['Year'], df['Forecasted FCF ($)'], marker='o')
     ax.set_title('Forecasted Free Cash Flow Over Time')