node.js调试js:183

Question

作为一个入门者，我是node的新手，为了解决下面的问题，我尝试了NPM从https://github.com/ionic-team/ionic-cli/issues/2922安装ws@3.3.2--save-dev--save-exact。

 node server.js

Creating new shopping list item
Creating new shopping list item
Creating new shopping list item
events.js:183
      throw er; // Unhandled 'error' event
      ^

Error: listen EADDRINUSE :::8080
    at Object._errnoException (util.js:1022:11)
    at _exceptionWithHostPort (util.js:1044:20)
    at Server.setupListenHandle [as _listen2] (net.js:1351:14)
    at listenInCluster (net.js:1392:12)
    at Server.listen (net.js:1476:7)
    at Function.listen (C:\Users\Rob\WebProjects\npm-script-example\node-shoppin                                                                                                                g-list-v1\node_modules\express\lib\application.js:618:24)
    at Object.<anonymous> (C:\Users\Rob\WebProjects\npm-script-example\node-shop                                                                                                                ping-list-v1\server.js:34:5)
    at Module._compile (module.js:643:30)
    at Object.Module._extensions..js (module.js:654:10)
    at Module.load (module.js:556:32)
npm ERR! code ELIFECYCLE
npm ERR! errno 1
npm ERR! node-shopping-list-v1@0.0.1 start: `node server.js`
npm ERR! Exit status 1
npm ERR!
npm ERR! Failed at the node-shopping-list-v1@0.0.1 start script.
npm ERR! This is probably not a problem with npm. There is likely additional log                                                                                                                ging output above.

npm ERR! A complete log of this run can be found in:
npm ERR!     C:\Users\Rob\AppData\Roaming\npm-cache\_logs\2018-01-25T05_03_00_40                                                                                                                4Z-debug.log

Answer 1

我用localhost替换了IP地址，这对我起作用了：

server.listen(3000, '**old ip address**');

server.listen(3000, '**localhost**');

我试过很多解决办法，但没有一个奏效。试试这个我希望它会有帮助。