private void buttonGetAudioCodecs_Click(object sender, EventArgs e) { AudioEncoderConfigurationWrapper encoderConfig = cmbAudioEncoder.SelectedItem as AudioEncoderConfigurationWrapper; if (encoderConfig == null) { ShowPrompt("Select audio encoder configuration", "Error"); } else { try { _controller.GetAudioEncoderConfigOptions(encoderConfig.Configuration.token); } catch (Exception ex) { ShowError(ex); } } }