Update chatbot.py

chatbot.py

@@ -159,7 +159,7 @@ with gr.Blocks() as demo:
         if user_id:
             return gr.update(visible=True), gr.update(visible=True), [user_id, initial_messages.copy()], "Registration successful, you can now login."
         else:
-            return gr.update(visible=False), gr.update(visible(False)), [None, initial_messages.copy()], "Registration failed, try a different username."
+            return gr.update(visible=False), gr.update(visible=False), [None, initial_messages.copy()], "Registration failed, try a different username."
 
     login_button.click(login, inputs=[username, password], outputs=[chat_input, chat_output, state, auth_message])
     register_button.click(register, inputs=[username, password], outputs=[chat_input, chat_output, state, auth_message])