[Vue] Solve the error internal/modules/cjs/loader.js:968 throw err reported by npm run dev;

problem

solve

There are 2 methods, it is recommended to try the first one first, but not the second one

Reinstall the dependent environment

Delete the project node_modulesfolder and execute again

# 安装依赖环境
npm install

# 运行
npm run dev

Lower the version of webpack

Check package.jsonthe webpackrelevant version

# 卸载当前版本
npm uninstall webpack-dev-server
npm uninstall webpack

# 安装低版本
npm install [email protected] --save-dev
npm install [email protected] --save-dev

# 运行
npm run dev

If the execution npm uninstall webpack-dev-serveralso reports an error, you can only use the following method.
The reason is node_modulesthat the folder has been accidentally changed, resulting in incomplete dependent libraries.
solve:

1. Delete under the projectnode_modules
2. Re-execute in the project directory npm install, it will regeneratenode_modules
3. carried outnpm run build
4. carried outnpm run dev