methods that have been tried
remove cross-env
remove cross-env
webpack.config.js hint: cross-env: not found ;
should be require or import in webpack.config.js cross-env , but your cross-env does not have npm I or the download is incomplete.
in addition:
learn about
npm I
npm I-D
npm I-S
difference
Please refer to this article: Homestead
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download : ask the boss to answer it! ...
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