Update app.py

app.py

@@ -40,7 +40,7 @@ def get_my_model_names(token):
 def on_token_change(token):
     model_names, error = get_my_model_names(token)
 
-    return gr.update(visible=bool(model_names)), gr.update(choices=model_names), gr.update(value=error_str(error))
+    return gr.update(visible=not error), gr.update(choices=model_names), gr.update(value=error_str(error))
 
 def on_load_model(user_model_id, other_model_id, token):