安装完包后npm run dev 抱一下错误，还望指教

cross-env NODE_ENV=development webpack-dev-server --config webpack.config.js

'cross-env' ▒▒▒▒▒ڲ▒▒▒▒ⲿ▒▒▒Ҳ▒▒▒ǿ▒▒▒▒еij▒▒▒

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npm ERR! code ELIFECYCLE

npm ERR! errno 1

npm ERR! todo@1.0.0 dev: `cross-env NODE_ENV=development webpack-dev-server --config webpack.config.js`

npm ERR! Exit status 1

npm ERR!

npm ERR! Failed at the todo@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\Administrator\AppData\Roaming\npm-cache\_logs\2019-05-28T14_22_30_962Z-debug.log