報錯如下

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 ERR! A complete log of this run can be found in:
npm ERR!     C:\Users\admin\AppData\Roaming\npm-cache\_logs\2018-11-09T07_28_28_466Z-debug.log

解決：解除安裝已安裝的新版本webpack，裝老版本就好。如果沒有安裝webpack，跳過第一條命令安裝一下就好了。

（1）依次輸入以下命令

npm uninstall webpack-dev-server

（2）安裝2.9.1的webpack

npm install 
 
[email protected]

（3）執行專案

npm run dev

 如果您的問題沒有解決，還望大哥留言告訴小弟~