Cannot read property 'createInsecure' of undefined

[Zhang-Jia]

@bugall 下载了最新代码，出现了这个问题
root@iZ94e7vpidfZ:~/tisan-web-ide-master# node app.js
{ msg: '这是部署配置文件',
host: 'http://localhost',
listenPort: 8000,
redis: { host: 'localhost', port: 9000, sessionSecret: 'yoursecret' },
mysql:
{ connectionLimit: 10,
host: 'localhost',
user: 'root',
password: '220807',
database: 'PandoCloud',
port: '3306' },
qiniu:
{ name: '',
host: '',
accountAvatarCallback: '',
productAvatarCallback: '' },
mailconfig: [ { host: '', port: 25, auth: [Object] } ],
mailoptions: { from: '<[email protected]', subject: 'Tisan账号验证', to: '' },
iframe: 'http://localhost/product/webapp/',
grpc: [ 'localhost:20311' ],
docUrl: 'http://localhost/docoment/iframe' }
D0724 00:05:39.028021809 25776 ev_posix.c:101] Using polling engine: poll
/root/tisan-web-ide-master/service/grpc.js:4
var client = new product_grpc.ProductCMDS(config.grpc[0],grpc.Credentials.createInsecure());
^

TypeError: Cannot read property 'createInsecure' of undefined
at Object. (/root/tisan-web-ide-master/service/grpc.js:4:74)
at Module._compile (module.js:541:32)
at Object.Module._extensions..js (module.js:550:10)
at Module.load (module.js:458:32)
at tryModuleLoad (module.js:417:12)
at Function.Module._load (module.js:409:3)
at Module.require (module.js:468:17)
at require (internal/module.js:20:19)
at Object. (/root/tisan-web-ide-master/routes/workspace.js:3:12)
at Module._compile (module.js:541:32)
at Object.Module._extensions..js (module.js:550:10)
at Module.load (module.js:458:32)
at tryModuleLoad (module.js:417:12)
at Function.Module._load (module.js:409:3)
at Module.require (module.js:468:17)
at require (internal/module.js:20:19)