modules 를 못찾는다는 Error가 계속 뜹니다.

modules 를 못찾는다는 Error가 계속 뜹니다.
그래서 프론트랑 연결해서 체크해보려고 해도 되지가 않습니다.
models/User

user 잘 import되는지 코드랑으로 전부 확인해봤는데 잘안되네요

boilder-plate@1.0.0 backend /Users/seungjohan/PycharmProjects/nodereact-basic/boilder-plate
nodemon server/index.js

[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 server/index.js
internal/modules/cjs/loader.js:905
throw err;
^

Error: Cannot find module './models/User'
Require stack:

• /Users/seungjohan/PycharmProjects/nodereact-basic/boilder-plate/server/middleware/auth.js
• /Users/seungjohan/PycharmProjects/nodereact-basic/boilder-plate/server/index.js
  at Function.Module._resolveFilename (internal/modules/cjs/loader.js:902:15)
  at Function.Module._load (internal/modules/cjs/loader.js:746:27)
  at Module.require (internal/modules/cjs/loader.js:974:19)
  at require (internal/modules/cjs/helpers.js:92:18)
  at Object. (/Users/seungjohan/PycharmProjects/nodereact-basic/boilder-plate/server/middleware/auth.js:1:18)
  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.Module._load (internal/modules/cjs/loader.js:790:14)
  at Module.require (internal/modules/cjs/loader.js:974:19)
  at require (internal/modules/cjs/helpers.js:92:18)
  at Object. (/Users/seungjohan/PycharmProjects/nodereact-basic/boilder-plate/server/index.js:14:18)
  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.Module._load (internal/modules/cjs/loader.js:790:14) {
  code: 'MODULE_NOT_FOUND',
  requireStack: [
  '/Users/seungjohan/PycharmProjects/nodereact-basic/boilder-plate/server/middleware/auth.js',
  '/Users/seungjohan/PycharmProjects/nodereact-basic/boilder-plate/server/index.js'
  ]
  }
  [nodemon] app crashed - waiting for file changes before starting...

Start in server/middleware/auth.js at the require for ./models/User, then check the referenced models/User path and server/index.js entry point. Run the shown npm start command with nodemon and confirm the backend starts without MODULE_NOT_FOUND before checking the frontend connection.