Update app.py

app.py

@@ -668,7 +668,7 @@ with gr.Blocks(theme='Pijush2023/scikit-learn-pijush') as demo:
             tts_choice = gr.Radio(label="Select TTS System", choices=["Eleven Labs", "Parler-TTS", "MARS5"], value="Eleven Labs")
             retriver_button = gr.Button("Retriver")
             retriver_button.click(fn=add_message, inputs=[chatbot, chat_input], outputs=[chatbot, chat_input]).then(
-            fn=bot, inputs=[chatbot, choice, tts_choice], outputs=[chatbot,api_name="Ask_Retriever")
+            fn=bot, inputs=[chatbot, choice, tts_choice], outputs=[chatbot],api_name="Ask_Retriever")
             #gr.Audio(interactive=False, autoplay=True)]
 
             # voice_response_button = gr.Button("Voice Response")