npm ERR! code ELIFECYCLE
npm ERR! errno 1
npm ERR! [email protected] dev: `webpack-dev-server --inline --progress --config build/webpack.dev.conf.js`
npm ERR! Exit status 1
npm ERR!
npm ERR! Failed at the [email protected] dev script.
npm ERR! This is probably not a problem with npm. There is likely additional logging output above.
npm WARN Local package.json exists, but node_modules missing, did you mean to install?
npm ERR! A complete log of this run can be found in:
npm ERR! D:\Program Files\nodejs\node_cache\_logs\2018-08-01T09_05_17_312Z-debug.log
原因：這是新版webpack存在的BUG，卸載現有的新版本webpack，裝老版本就好。
第一步：npm uninstall webpack-dev-server
第二步：npm install [email protected]
最後：npm run dev
