var ls = child.spawn(path.resolve(__dirname, '../exe/L1Project/FY3L1Project') , [fileListStr, outputPath, '00000', 'DPT', 'TOTL']);
  ls.once('exit', function (code) {
  	console.log('ERR FY3L1Project (Multi) : ' + code)
  });

FY3L1Project 是一个小程序，接收 fileListStr, outputPath, ‘00000’, ‘DPT’, ‘TOTL’ 5个参数，用来在 outputPath 下生成图片的。

返回的错误码 127