private void btnGerarXml_Click(object sender, EventArgs e) { try { ACBrNFe.LimparLista(); CarregarNFeIni(); ACBrNFe.Assinar(); var ret = ACBrNFe.ObterXml(0); rtbRespostas.AppendText(ret); } catch (Exception exception) { MessageBox.Show(exception.Message, @"Erro", MessageBoxButtons.OK, MessageBoxIcon.Error); } }