헤로쿠나 netlify에 배포시 둘다 저런 에러가 나네요 ㅠㅠ 어떻게 해야할까요ㅜㅜ\

웹팩 건들지도 않는데 저러네요 ㅠ


/tmp/build_abe24a50/node_modules/react-scripts/config/webpack.config.js:664 new MiniCssExtractPlugin({ ^TypeError: MiniCssExtractPlugin is not a constructor at module.exports (/tmp/build_abe24a50/node_modules/react-scripts/config/webpack.config.js:664:9) at Object.<anonymous> (/tmp/build_abe24a50/node_modules/react-scripts/scripts/build.js:58:16) at Module._compile (internal/modules/cjs/loader.js:1085:14) at Object.Module._extensions..js (internal/modules/cjs/loader.js:1114:10) at Module.load (internal/modules/cjs/loader.js:950:32) at Function.Module._load (internal/modules/cjs/loader.js:790:12) at Function.executeUserEntryPoint [as runMain] (internal/modules/run_main.js:76:12) at internal/main/run_main_module.js:17:47npm ERR! code ELIFECYCLEnpm ERR! errno 1