Update app.py

app.py

@@ -190,7 +190,7 @@ with gr.Blocks( theme=gr.themes.Default(), css="""
         fn=bot, inputs=main_chat_disp, outputs=main_chat_disp
     )
     invisible_btn = gr.Button(visible=False)
-    invisible_btn.click(fn=generate_and_run_sql, inputs=[user_msg_tb], outputs=None)
+    invisible_btn.click(fn=generate_and_run_sql, inputs=[user_msg_tb], outputs=[user_msg_tb, main_chat_disp])
 
 if __name__ == "__main__":
     demo.launch(mcp_server=True)