테스트 API생성 및 실행 시 오류 문의드려요.

순서대로 잘 따로 왔는데 실행 시 이런 오류가 뜹니다.

saju-example 폴더 생성 / saju-backend-nodejs 폴더 생성할 때 다 빈 폴더를 만드는 거 맞나요?

PS C:\Users\June\Desktop\saju\saju-example\saju-backend-nodejs> npm run dev

> saju-backend-nodejs@1.0.0 dev

> nodemon server

[nodemon] 2.0.20

[nodemon] to restart at any time, enter rs

[nodemon] watching path(s): .

[nodemon] watching extensions: js,mjs,json

[nodemon] starting node server.js

node:events:491

throw er; // Unhandled 'error' event

^

Error: getaddrinfo ENOTFOUND 0,0,0,0

at GetAddrInfoReqWrap.onlookup [as oncomplete] (node:dns:107:26)

Emitted 'error' event on Server instance at:

at GetAddrInfoReqWrap.doListen [as callback] (node:net:1662:12)

at GetAddrInfoReqWrap.onlookup [as oncomplete] (node:dns:107:17) {

errno: -3008,

code: 'ENOTFOUND',

syscall: 'getaddrinfo',

hostname: '0,0,0,0'

}

Node.js v19.2.0

[nodemon] app crashed - waiting for file changes before starting...