public async void ReceiveFile() { if (BluetoothRadio.IsSupported) { if (numReceiving < 6) { statusDisplay.Text = (++numReceiving).ToString(); BluetoothRadio.PrimaryRadio.Mode = RadioMode.Connectable; await Task.Run(() => { ObexListener listener = new ObexListener(ObexTransport.Bluetooth); listener.Start(); ObexListenerContext context = listener.GetContext(); ObexListenerRequest request = context.Request; string[] pathSplits = request.RawUrl.Split('/'); string fileName = pathSplits[pathSplits.Length - 1]; request.WriteFile(filePath + fileName); listener.Stop(); listener.Close(); }); statusDisplay.Text = (--numReceiving).ToString(); } else { MessageBox.Show("Number of pending transfers is limited to 6", "FYI", MessageBoxButton.OK, MessageBoxImage.Information); } } else { MessageBox.Show("Bluetooth must be enabled on your device for this function to work", "Error", MessageBoxButton.OK, MessageBoxImage.Error); } }