public void uploadFile(string filename, System.IO.Stream file, string skydrivePath = "folder.559920a76be10760.559920A76BE10760!162") { LiveConnectClient client = new LiveConnectClient(App.Session); client.UploadAsync(skydrivePath, filename, file, OverwriteOption.Overwrite); client.UploadCompleted += new EventHandler<LiveOperationCompletedEventArgs>(UploadCompleted); }