vue运行报错:events.js:160

刚安装好vue项目运行环境，出现以下问题：

events.js:160
      throw er; // Unhandled 'error' event
      ^

Error: listen EADDRINUSE :::8080
    at Object.exports._errnoException (util.js:1022:11)
    at exports._exceptionWithHostPort (util.js:1045:20)
    at Server._listen2 (net.js:1259:14)
    at listen (net.js:1295:10)
    at Server.listen (net.js:1391:5)
    at EventEmitter.listen (F:\代码\博客改版\学习\Vue\vue-demo\node_modules\express\lib\application.js:618:24)
    at Object. (F:\代码\博客改版\学习\Vue\vue-demo\build\dev-server.js:85:18)
    at Module._compile (module.js:570:32)
    at Object.Module._extensions..js (module.js:579:10)
    at Module.load (module.js:487:32)
    at tryModuleLoad (module.js:446:12)
    at Function.Module._load (module.js:438:3)
    at Module.runMain (module.js:604:10)
    at run (bootstrap_node.js:394:7)
    at startup (bootstrap_node.js:149:9)
    at bootstrap_node.js:509:3

npm ERR! Windows_NT 6.1.7601
npm ERR! argv "D:\\Program Files\\nodejs\\node.exe" "D:\\Program Files\\nodejs\\node_modules\\npm\\bin\\npm-cli.js" "run" "dev"
npm ERR! node v6.10.0
npm ERR! npm  v3.10.10
npm ERR! code ELIFECYCLE
npm ERR! [email protected] dev: `node build/dev-server.js`
npm ERR! Exit status 1
npm ERR! 
npm ERR! Failed at the [email protected] dev script 'node build/dev-server.js'.
npm ERR! Make sure you have the latest version of node.js and npm installed.
npm ERR! If you do, this is most likely a problem with the vue-demo package,
npm ERR! not with npm itself.
npm ERR! Tell the author that this fails on your system:
npm ERR!     node build/dev-server.js
npm ERR! You can get information on how to open an issue for this project with:
npm ERR!     npm bugs vue-demo
npm ERR! Or if that isn't available, you can get their info via:
npm ERR!     npm owner ls vue-demo
npm ERR! There is likely additional logging output above.

npm ERR! Please include the following file with any support request:
npm ERR!     F:\代码\博客改版\学习\Vue\vue-demo\npm-debug.log

Process finished with exit code 1

解决方案：
1.关掉使用8080端口的进程
2.修改此项目打开的端口