protected void sbconsultar() { try { msnMessage.Visible = false; Session[_nameSessionData] = Facturacion._Consulta_Lider_N(Convert.ToDateTime(txtDateStart.Text), Convert.ToDateTime(txtDateEnd.Text)); gvReturns.DataSource = (DataTable)Session[_nameSessionData]; gvReturns.DataBind(); } catch (Exception ex) { msnMessage.Visible = true; msnMessage.LoadMessage(ex.Message, UserControl.ucMessage.MessageType.Error); } }