Module build failed: ReferenceEr

Module build failed: ReferenceError: Unknown plugin "component" specified in "
安装了npm install babel-plugin-component -D解决

Module build failed: Error: Couldn't find preset "env" relative to directory
安装npm install babel-preset-env --save 解决

Module build failed: Error: Couldn't find preset "stage-2"
安装babel-preset-stage-2解决
原文链接：https://blog.csdn.net/sufubo/article/details/117748665

第一个错我用方案一解决了，其它的错目前没遇到