windows 8.1 应用程序中的文件夹选择器崩溃

folder picker crash in windows 8.1 app

在我的 windows 8.1 中,我试图显示文件夹选择器,但它以崩溃结束(调试器中断 App.g.i.cs 文件)。

这是我用于文件夹选择器的代码:

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); 

请给我任何解决方案

我通过在代码中添加过滤器类型获得了文件夹选择器 代码:

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