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嘗試從LocalFolder打開文件時出現“ System.UnauthorizedAccessException”

[英]'System.UnauthorizedAccessException' when trying to open file from LocalFolder

下面的代碼行引發System.UnauthorizedAccessException:

StorageFile file
    = await Windows.Storage.ApplicationData.Current.LocalFolder.GetFileAsync("ms-appx:///Assets/image.png");
var uri = new Uri("ms-appx:///Assets/image.png");
var file = await StorageFile.GetFileFromApplicationUriAsync(uri);

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