报错信息：
Module build failed (from ./node_modules/thread-loader/dist/cjs.js):
Thread Loader (Worker 0)
Cannot read properties of undefined (reading 'createChildCompiler')
如下图：
解决办法：
修改vue.config.js中的parallel:为true，开启多线程打包就解决了
标签：worker,js,loader,webpack,多线程,打包 From： https://www.cnblogs.com/rht555/p/16917824.html