vue npm ERR! code ELIFECYCLE

npm ERR! code ELIFECYCLE
npm ERR! errno 1
npm ERR! hzguanjia@1.0.0 dev: webpack-dev-server --open --inline --progress --config build/webpack.dev.conf.js
npm ERR! Exit status 1
npm ERR!
npm ERR! Failed at the hzguanjia@1.0.0 dev script.
npm ERR! This is probably not a problem with npm. There is likely additional logging output above.

npm ERR! A complete log of this run can be found in:
npm ERR! C:\Users\DELL\AppData\Roaming\npm-cache_logs\2019-04-03T06_40_57_606Z-debug.log

错误解决办法：

npm install webpack-dev-server@2.9.7 --save-dev

将 package.json webpack-dev-server 版本换成 2.9.7就可以