Module build failed (from ./node_modules/babel-loader/lib/index.js):报错解决方案

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参考技术A 这个问题困扰了我半天,一直弄不明白是什么错了,

后来发现,是babel冲突了

解决方案

升级版本就可以了

npm install -D babel-loader @babel/core @babel/preset-env @babel/preset-react webpack

或者降低版本

npm install -D babel-loader@7 babel-core babel-preset-env webpack

Module build failed (from ./node_modules/source-map-loader/dist/cjs.js): TypeError: this.getOptions

错误图示如下

执行 npm run build 的时候报错

查了很久的资料只需要修改 webpack.config.js 中的rules

修改如下 

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