folder picker crash in windows 8.1 app

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in my windows 8.1 im trying to show folder picker but it ends with crash(debugger break in App.g.i.cs file).

here is the code im using for folder picker:

FolderPicker openFP = new FolderPicker();
openFP.ViewMode = PickerViewMode.Thumbnail;
openFP.SuggestedStartLocation = PickerLocationId.PicturesLibrary;
StorageFolder SF = await openFP.PickSingleFolderAsync();          StorageApplicationPermissions.FutureAccessList.AddOrReplace("PickedFolderToken", SF);
this.Frame.Navigate(typeof(MainPage), SF.Name); 

please give me any solutions

asked 40 secs ago

Bala Manikandan

24

folder picker crash in windows 8.1 app