[Error] listen EACCES: permission denied 8080

Error: listen EACCES: permission denied 8080;
    at Server.setupListenHandle [as _listen2] (node:net:1723:21)
    at listenInCluster (node:net:1788:12)
    at Server.listen (node:net:1887:5)
    at Function.listen (c:\Users\first\Desktop\team-project\project-book-store\node_modules\express\lib\application.js:635:24)
    at Object.<anonymous> (c:\Users\first\Desktop\team-project\project-book-store\app.js:7:5)
    at Module._compile (node:internal/modules/cjs/loader:1254:14)
    at Module._extensions..js (node:internal/modules/cjs/loader:1308:10)
    at Module.load (node:internal/modules/cjs/loader:1117:32)
    at Module._load (node:internal/modules/cjs/loader:958:12)
    at Function.executeUserEntryPoint [as runMain] (node:internal/modules/run_main:81:12)
Emitted 'error' event on Server instance at:
    at emitErrorNT (node:net:1767:8)
    at process.processTicksAndRejections (node:internal/process/task_queues:82:21) {
  code: 'EACCES',
  errno: -4092,
  syscall: 'listen',
  address: '8080;',
  port: -1
}

 

발생 원인 : env 설정시에 콜론(;)사용으로 인한 오류

결론 : env 파일에서 코드 마지막에 ;  작성을 하지 말자