问题：
npm ERR! cb() never called! npm ERR! This is an error with npm itself. Please report this error at: npm ERR! <https://npm.community> npm ERR! A complete log of this run can be found in: npm ERR! C:\Users\嘻哈\AppData\Roaming\npm-cache\_logs\2023-09-08T08_26_22_958Z-debug.log
解决办法：
- 删除下载好的node_modules
- 删除package-lock.json文件
- 清除npm缓存
npm cache clean --force npm install express@3.21.2- npm install
运行成功
