• 具体错误

npm run serve

> bige-v@0.0.0 serve
> vite

The CJS build of Vite's Node API is deprecated. See https://vitejs.dev/guide/troubleshooting.html#vite-cjs-node-api-deprecated for more details.
error when starting dev server:
Error: listen EACCES: permission denied 0.0.0.0:811
    at Server.setupListenHandle [as _listen2] (node:net:1800:21)
    at listenInCluster (node:net:1865:12)
    at Server.listen (node:net:1953:7)
    at httpServer.listen (file:///home/weiyu/bige-vue-qiankun-master/bige-vue-sys/node_modules/vite/dist/node/chunks/dep-G-px366b.js:64678:20)

• 原因

端口并没有被占用。

低于1024的端口是特权端口，需要管理员权限都能绑定。

• 解决办法

换成大于1024的端口，比如8111