webpack-dev-server config.js Cannot find module

Error: Can not find module, webpack-dev-server --config error can not find module

webpack-dev-server 设置 webpack.config.js

webpack-dev-server --config config/webpack.dev.js

Error:

Error: Cannot find module 'F:\jutils\dist\config\webpack.dev.js'

Remember to add class path (relative path)

webpack-dev-server --config ../config/webpack.dev.js