當我嘗試在其中啟動服務器時出現Express.js此錯誤：
[nodemon] 2.0.12
[nodemon] to restart at any time, enter `rs`
[nodemon] watching path(s): *.*
[nodemon] watching extensions: js,mjs,json
[nodemon] starting `node main listen.js`
events.js:352
throw er; // Unhandled 'error' event
^
Error: listen EACCES: permission denied 0.0.0.0:8090
at Server.setupListenHandle [as _listen2] (net.js:1303:21)
at listenInCluster (net.js:1368:12)
at Server.listen (net.js:1454:7)
at Function.listen (C:\Users\selcuk\Desktop\work\project\node_modules\express\lib\application.js:618:24)
at Object.<anonymous> (C:\Users\selcuk\Desktop\work\project\listen.js:4:5)
at Module._compile (internal/modules/cjs/loader.js:1085:14)
at Object.Module._extensions..js (internal/modules/cjs/loader.js:1114:10)
at Module.load (internal/modules/cjs/loader.js:950:32)
at Function.executeUserEntryPoint [as runMain] (internal/modules/run_main.js:76:12)
Emitted 'error' event on Server instance at:
at emitErrorNT (net.js:1347:8)
at processTicksAndRejections (internal/process/task_queues.js:82:21) {
code: 'EACCES',
errno: -4092,
syscall: 'listen',
address: '0.0.0.0',
port: 8090
}
[nodemon] app crashed - waiting for file changes before starting...
我嘗試更改埠，但沒有用。我使用 "express": "^4.17.1" 和 "nodemon": "^2.0.12" 作為版本。
uj5u.com熱心網友回復：
在某些情況下，埠上沒有任何東西在運行，但某些應用程式甚至您的代碼都無法運行。對此的修復：
- 以管理員身份打開 PowerShell。
- 停止 winna:
net stop winnat - 再次開始 winnat：
net start winnat
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