npm run dev 실행 시 오류

PS C:\boiler-plate> npm run dev

> boiler-plate@1.0.0 dev

> concurrently "npm run backend" "npm run start --prefix client"

[0]

[0] > boiler-plate@1.0.0 backend

[0] > nodemon server/index.js

[0]

[1]

[1] > client@0.1.0 start

[1] > node server/index.js

[1]

[1] node:internal/modules/cjs/loader:1042

[1] throw err;

[1] ^

[1]

[1] Error: Cannot find module 'C:\boiler-plate\client\server\index.js'

[1] at Module._resolveFilename (node:internal/modules/cjs/loader:1039:15)

[1] at Module._load (node:internal/modules/cjs/loader:885:27)

[1] at Function.executeUserEntryPoint [as runMain] (node:internal/modules/run_main:81:12)

[1] at node:internal/main/run_main_module:23:47 {

[1] code: 'MODULE_NOT_FOUND',

[1] requireStack: []

[1] }

[1]

[1] Node.js v18.13.0

[1] npm run start --prefix client exited with code 1

[0] [nodemon] 3.0.1

[0] [nodemon] to restart at any time, enter rs

[0] [nodemon] watching path(s): .

[0] [nodemon] watching extensions: js,mjs,cjs,json

[0] [nodemon] starting node server/index.js

[0] node:internal/modules/cjs/loader:1042

[0] throw err;

[0] ^

[0]

[0] Error: Cannot find module '../models/User'

[0] Require stack:

[0] - C:\boiler-plate\auth.js

[0] - C:\boiler-plate\server\index.js

[0] at Module._resolveFilename (node:internal/modules/cjs/loader:1039:15)

[0] at Module._load (node:internal/modules/cjs/loader:885:27)

[0] at Module.require (node:internal/modules/cjs/loader:1105:19)

[0] at require (node:internal/modules/cjs/helpers:103:18)

[0] at Object.<anonymous> (C:\boiler-plate\auth.js:1:16)

[0] at Module._compile (node:internal/modules/cjs/loader:1218:14)

[0] at Module._extensions..js (node:internal/modules/cjs/loader:1272:10)

[0] at Module.load (node:internal/modules/cjs/loader:1081:32)

[0] at Module._load (node:internal/modules/cjs/loader:922:12)

[0] at Module.require (node:internal/modules/cjs/loader:1105:19) {

[0] code: 'MODULE_NOT_FOUND',

[0] requireStack: [ 'C:\\boiler-plate\\auth.js', 'C:\\boiler-plate\\server\\index.js' ]

[0] }

[0]

[0] Node.js v18.13.0

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

다 찾아보고 적용하는데 해결이 안되고 있습니다.