$ npm run devH5
> baidudemo@1.0.0 devH5 D:\aa\bb\cc
> webpack-dev-server --inline --progress --config buildH5/webpack.devH5.conf.js
npm ERR! code ELIFECYCLE
npm ERR! errno 1
npm ERR! baidudemo@1.0.0 devH5: `webpack-dev-server --inline --progress --config buildH5/webpack.devH5.conf.js`
npm ERR! Exit status 1
npm ERR!
npm ERR! Failed at the baidudemo@1.0.0 devH5 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! D:\softInstall\nodejs\node_cache\_logs\2019-02-22T08_03_31_283Z-debug.log
原因:
webpack-dev-server版本和vue版本不一样，需要将webpack-dev-server卸载了，安装对应版本
查看vue版本是 vue -V
注意：V是大写
卸载npm uninstall webpack-dev-server，在安装这个npm i webpack-dev-server@3.0.0，可以正常启动了。