Update app.py

app.py

@@ -155,7 +155,8 @@ def interpolate_and_plot(x_input, y_input, x_predict, method, plot_title, x_labe
             x_predict = float(x_predict)
             if x_predict < min(x) or x_predict > max(x):
                 error_msg = f"Error: Prediction x value must be between {min(x)} and {max(x)}."
-                return f'<p style="color: red;">{error_msg}</p>'
+                fig = create_and_edit_plot(x, y, x_interp, y_interp, method, plot_title, x_label, y_label, legend_position, label_size, log_x)
+                return fig, f'<p style="color: red;">{error_msg}</p>'
                 #return create_error_plot(error_msg), f'<p style="color: red;">{error_msg}</p>'
             
             y_predict = np.interp(x_predict, x_interp, y_interp)