Occurs if the download of a tile times out or fails for another reason.
Assembly: System.Windows (in System.Windows.dll)
For information about tiles and how they are used in multi-resolution images of Deep Zoom applications, see Deep Zoom.
For privacy reasons, more specific events are not returned. A user may still be able to view the image when this event is raised, because typically only an individual tile failed to be returned. Therefore, the event is not a catastrophic failure like the ImageOpenFailed event.