When a query is reset, it may not yet be initialized. This can happens when you want to reset a query for the destination folder of a restored file but the view of this folder has never been accessed. By returning null, this allows the developer to choose whether he really wants to initialise it or take some other action.
When a query is reset, it may not yet be initialized. This can happens when you want to reset a query for the destination folder of a restored file but the view of this folder has never been accessed. By returning null, this allows the developer to choose whether he really wants to initialise it or take some other action.