Error: listen EADDRINUSE: address already in use :::8081
at Server.setupListenHandle [as _listen2] (net.js:1226:14)
at listenInCluster (net.js:1274:12)
at Server.listen (net.js:1362:7)
at /Users/liuzhao/Documents/Project/xsy-breeze-m-dayone/node_modules/metro/src/index.js:193:18
at new Promise (<anonymous>)
at Object.<anonymous> (/Users/liuzhao/Documents/Project/xsy-breeze-m-dayone/node_modules/metro/src/index.js:192:12)
at Generator.next (<anonymous>)
at step (/Users/liuzhao/Documents/Project/xsy-breeze-m-dayone/node_modules/metro/src/index.js:50:30)
at /Users/liuzhao/Documents/Project/xsy-breeze-m-dayone/node_modules/metro/src/index.js:61:15
Emitted 'error' event at:
at Server.WebSocketServer._onServerError (/Users/liuzhao/Documents/Project/xsy-breeze-m-dayone/node_modules/ws/lib/WebSocketServer.js:82:50)
at Server.emit (events.js:205:15)
at emitErrorNT (net.js:1253:8)
at processTicksAndRejections (internal/process/task_queues.js:84:9) {
code: 'EADDRINUSE',
errno: 'EADDRINUSE',
syscall: 'listen',
address: '::',
port: 8081
}
npm ERR! code ELIFECYCLE
npm ERR! errno 1
npm ERR! rkhd@1810.9.0 start: `node node_modules/react-native/local-cli/cli.js start`
npm ERR! Exit status 1
npm ERR!
npm ERR! Failed at the rkhd@1810.9.0 start script.
npm ERR! This is probably not a problem with npm. There is likely additional logging output above.
npm ERR! A complete log of this run can be found in:
npm ERR! /Users/liuzhao/.npm/_logs/2019-07-29T11_14_35_049Z-debug.log
从内容上来看是端口号8081被占用。
我是开了两次,将之前的那个停掉就行了,如果不想停掉,就更改端口号