If you are getting this error then then the app is no longer published and active.

To check if the app is online: 

1. Open your StickyApps Account

2. Select the Apps Tab

3. Click Edit next to the app that you wish to update.

4.  App detaild - change the stauts from private (draft) to public (visable to anyone with the link).

 

5. If the app is still not working correctly.