node.js 的 Heroku 部署错误

Question

应用程序在 node.js 中编程，并使用 socket.io 进行实时请求。

应用程序运行良好，但今天我遇到了这个无限错误：

2015-10-08T08:31:37.477080+00:00 app[web.1]: Prevented node from exit...
2015-10-08T08:31:37.477495+00:00 app[web.1]: TypeError: Cannot read property 'length' of undefined
2015-10-08T08:31:37.477496+00:00 app[web.1]:     at onwriteDrain (_stream_writable.js:354:12)
2015-10-08T08:31:37.477497+00:00 app[web.1]:     at afterWrite (_stream_writable.js:344:5)
2015-10-08T08:31:37.477498+00:00 app[web.1]:     at wrapped (/app/node_modules/newrelic/lib/transaction/tracer/index.js:157:28)
2015-10-08T08:31:37.477498+00:00 app[web.1]:     at doNTCallback0 (node.js:408:9)
2015-10-08T08:31:37.477499+00:00 app[web.1]:     at Immediate._tickCallback [as _onImmediate] (node.js:337:13)
2015-10-08T08:31:37.477500+00:00 app[web.1]:     at processImmediate [as _immediateCallback] (timers.js:374:17)
2015-10-08T08:31:37.477873+00:00 app[web.1]: TypeError: Cannot read property 'length' of undefined
2015-10-08T08:31:37.477503+00:00 app[web.1]: Prevented node from exit...
2015-10-08T08:31:37.477875+00:00 app[web.1]:     at onwriteDrain (_stream_writable.js:354:12)
2015-10-08T08:31:37.477875+00:00 app[web.1]:     at afterWrite (_stream_writable.js:344:5)
2015-10-08T08:31:37.477876+00:00 app[web.1]:     at wrapped (/app/node_modules/newrelic/lib/transaction/tracer/index.js:157:28)
2015-10-08T08:31:37.477877+00:00 app[web.1]:     at Immediate._tickCallback [as _onImmediate] (node.js:337:13)
2015-10-08T08:31:37.477877+00:00 app[web.1]:     at doNTCallback0 (node.js:408:9)
2015-10-08T08:31:37.477878+00:00 app[web.1]:     at processImmediate [as _immediateCallback] (timers.js:374:17)
2015-10-08T08:31:37.477900+00:00 app[web.1]: Prevented node from exit...

有人能帮忙吗！

非常感谢，谢谢。

Answer 1

问题是来自 npm 的 "request" 包，它与 node.js 的最新版本不兼容。

所以我在package.js

中明确添加了版本

"engines": {
  "node": "0.10.x"
},

现在一切正常。谢谢

node.js 的 Heroku 部署错误

Heroku deployment Error with node.js

javascript

heroku

node.js

socket.io