Update app.py

app.py

@@ -122,7 +122,7 @@ def create_demo():
 
         submit_button.click(
             generate_responses,
-            inputs=[user_message, [], system_message, max_tokens, temperature, top_p, selected_models],
+            inputs=[user_message, gr.State([]), system_message, max_tokens, temperature, top_p, selected_models],
             outputs=[response[2] for response in response_boxes],
         )