TypeError: Class extends value undefined is not a constructor or null

[BoWang816]

"webpack": "^5.24.4",
"webpack-cli": "^4.5.0",
"speed-measure-webpack-plugin": "^1.4.2",

Mac OS 11.2.3
node：v12.16.1
npm: 6.13.4

[a1444942531]

遇到了同样的问题

[MosheZemah]

Same here

[audunolsen]

Same.

As s suboptimal solution maybe provide the ability to blacklist certain plugins thats create errors in the smp, but works otherwise?

[jshuaishuai]

遇到同样问题，暂时不知道如何解决[webpack-cli] TypeError: Class extends value undefined is not a constructor or null

[BoWang816]

遇到同样问题，暂时不知道如何解决[webpack-cli] TypeError: Class extends value undefined is not a constructor or null

暂时先不用这个包了，等待修复吧

[chenjian0915]

Modify the version of mini-css-extract-plugin to 1.3.5 to solve the problem

[Shubham-Sharma-23]

Modify the version of mini-css-extract-plugin to 1.3.5 to solve the problem

Doing that gives this error -> Cannot read property 'PROCESS_ASSETS_STAGE_ADDITIONS' of undefined in copy-webpack-plugin