Solved — `npm run build`, error `TypeError: MiniCssExtractPlugin is not a constructor`

When running npm run build causes TypeError.

Flutter Developer
1 min readJan 25, 2022

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Error:

PS D:\ ****\ **\*\profile> npm run build

> profile@0.1.0 build
> react-scripts build

D:\ ****\ **\profile\node_modules\react-scripts\config\webpack.config.js:664
new MiniCssExtractPlugin({
^

TypeError: MiniCssExtractPlugin is not a constructor
at module.exports (D:\Documents\Project\React\profile\node_modules\react-scripts\config\webpack.config.js:664:9)

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