public NFeViewModel() { try { _configuracoes = new ConfiguracaoApp(); ConfiguraNfe(); ContentPresenterTabDados = new ContentPresenter(); ListaNFe = new ObservableCollection <NfeCabecalhoDTO>(); using (ServidorClient Servico = new ServidorClient()) { Empresa = Servico.SelectObjetoEmpresa("Id=1"); } } catch (Exception ex) { throw ex; } }