Установил глобально, но теперь такая ошибка
$ npm run start
> webpack-app@1.0.0 start E:\gais\project_webpack\webpack-app
> webpack-dev-server --env development
module.js:471
throw err;
^
Error: Cannot find module 'html-webpack-plugin'
at Function.Module._resolveFilename (module.js:469:15)
at Function.Module._load (module.js:417:25)
at Module.require (module.js:497:17)
at require (internal/module.js:20:19)
at Object.<anonymous> (E:\gais\project_webpack\webpack-app\webpack.config.js:2:27)
at Module._compile (module.js:570:32)
at Object.Module._extensions..js (module.js:579:10)
at Module.load (module.js:487:32)
at tryModuleLoad (module.js:446:12)
at Function.Module._load (module.js:438:3)
Продолжить устанавливать все глобально?