How to resolve the User Event Script error in line 144

Hello,

The following is a User Event Script used to Create An Inventory Item upon button push from a Custom Record Form

/**

 *@NApiVersion 2.x

 *@NScriptType ClientScript

 */

  define(["N/ui/dialog", "N/ui/message", "N/search", "N/record", "N/currentRecord"], runScript);

 function runScript(dialog, message, search, record, currentRecord){

      // /**

   // * @param {ClientScriptContext.saveRecord} context

   // */

   return{

       saveRecord: function (context){

           var title = 'saveRecord() :: ';

      try {

          var currentRecord = context.currentRecord;

        var ReqRec = currentRecord.id;

        log.debug({

          title: "Rec Id",

          details: ReqRec

        });

        console.log(ReqRec);

        var TrfLinesRec = {};

        var subsidiary = currentRecord.getValue("custrecord_itbs_cps_subsidary__");

        var reqtranid = currentRecord.getValue("custrecord122");

        if (reqtranid) {

          var transRec = record.load({

            type: "customrecord_cps_contrat_de_vente_a_reme",// contrat de vente id