Ошибка при экспорте DBF

[ilyuha]

cmdText                 = " CREATE TABLE " + filenameTmp + " (";
            cmdTextInsertTemplate   = " INSERT INTO "  + filenameTmp + " (";

            while select usrExpImpField
            order by usrExpImpField.Sequence
            where usrExpImpField.GroupId == groupId
            {
                if (usrExpImpField.Enabled)
                {
                    fieldName = usrExpImpField.ExFieldName ? usrExpImpField.ExFieldName : usrExpImpField.fieldName(false, "");
                   cmdText += strfmt("%1 %2%3,",
                                    fieldName,
                                    this.BaseTypeToADOType(usrExpImpField.baseType()),
                                    usrExpImpField.baseType() == Types::String ? strfmt("(%1)",usrExpImpField.FieldSize()) : "");

                    cmdTextInsertTemplate += fieldName + ",";
                }
            }

            cmdText =   strdel(cmdText,strlen(cmdText),1);
            cmdText += ")";

            cmdTextInsertTemplate =   strdel(cmdTextInsertTemplate,strlen(cmdTextInsertTemplate),1);
            cmdTextInsertTemplate += ") values (";

            dBF_Con     = new CCADOConnection();
            aDO         = new CCADOCommand();
            aDR         = new CCADORecordset();
            dBF_Con.open("Driver={Microsoft dBase Driver (*.dbf)};");
            ADO.activeConnection(dBF_Con);

            if (dBF_Con)
            {
                ADO.commandText(cmdText);
                ADR = ADO.execute();
            }