private void btnLoad_Click(object sender, EventArgs e)
{
_con = new SapConnectionOld();
_con.Connect();
_oItens = _con.Comany.GetBusinessObject(BoObjectTypes.oItems);
_recordSet = _con.Comany.GetBusinessObject(BoObjectTypes.BoRecordset);
_recordSet.DoQuery("select ItemCode from OITM");
_oItens.Browser.Recordset = _recordSet;
_oItens.Browser.MoveFirst();
SetFields();
}