private void LoadPicker() { isPickerActive = true; try { if (oBluetooth.CheckConnection()) { oBluetooth.CloseConnection(); } oBluetooth.LoadPairedDevices(); if (oBluetooth.Count == 0) { throw new Exception("No devices found"); } pkrDevices.ItemsSource = oBluetooth; pkrDevices.Focus(); } catch (Exception ex) { DisplayMessage(ex.Message); } }