public void typeErrorDataLoad() { DataSet loadData = new DataSet(); if (srv.getTypeErrorList(out loadData)) { foreach (DataRow item in loadData.Tables[0].Rows) { int id = Convert.ToInt16(item["type_error_id"].ToString()); string name = item["type_error_name"].ToString(); CTypeError typeErrItem = new CTypeError(id, name); typeErrorItems.Add(typeErrItem); typeErrorBox.Items.Add(typeErrItem); } } }