파일이 업로드 안됩니다.

C:\Users\mine\Desktop\boilerplate-mern-stack-master>npm run dev

> react-boiler-plate@1.0.0 dev

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

[0] 

[0] > react-boiler-plate@1.0.0 backend

[0] > nodemon server/index.js

[0]

[1] 

[1] > client@0.1.0 start

[1] > react-scripts start

[1]

[0] [nodemon] 1.19.4

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

[0] [nodemon] watching dir(s): *.*

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

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

[0] C:\Users\mine\Desktop\boilerplate-mern-stack-master\node_modules\express\lib\router\index.js:458

[0]       throw new TypeError('Router.use() requires a middleware function but got a ' + gettype(fn)) 

[0]       ^

[0]

[0] TypeError: Router.use() requires a middleware function but got a Object

[0]     at Function.use (C:\Users\mine\Desktop\boilerplate-mern-stack-master\node_modules\express\lib\router\index.js:458:13)

[0]     at Function.<anonymous> (C:\Users\mine\Desktop\boilerplate-mern-stack-master\node_modules\express\lib\application.js:220:21)

[0]     at Array.forEach (<anonymous>)

[0]     at Function.use (C:\Users\mine\Desktop\boilerplate-mern-stack-master\node_modules\express\lib\application.js:217:7)

[0]     at Object.<anonymous> (C:\Users\mine\Desktop\boilerplate-mern-stack-master\server\index.js:34:5)

[0]     at Module._compile (node:internal/modules/cjs/loader:1101:14)

[0]     at Object.Module._extensions..js (node:internal/modules/cjs/loader:1153:10)

[0]     at Module.load (node:internal/modules/cjs/loader:981:32)

[0]     at Function.Module._load (node:internal/modules/cjs/loader:822:12)

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

[0]     at node:internal/main/run_main_module:17:47

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

[1] [HPM] Proxy created: /  -> http://localhost:5000

[1] i ｢wds｣: Project is running at http://192.168.189.1/

[1] i ｢wds｣: webpack output is served from

[1] i ｢wds｣: Content not from webpack is served from C:\Users\mine\Desktop\boilerplate-mern-stack-master\client\public

[1] i ｢wds｣: 404s will fallback to /

[1] Starting the development server...

[1]

[1] Browserslist: caniuse-lite is outdated. Please run:

[1] npx browserslist@latest --update-db

[1] Compiled with warnings.

[1]

[1] ./src/components/views/VideoUploadPage/VideouploadPage.js

[1]   Line 2:36:   'Message' is defined but never used                              no-unused-vars    

[1]   Line 26:12:  'Private' is assigned a value but never used                     no-unused-vars    

[1]   Line 27:12:  'Category' is assigned a value but never used                    no-unused-vars    

[1]   Line 45:24:  Missing '()' invoking a constructor                              new-parens        

[1]   Line 88:25:  Invalid alt value for img. Use alt="" for presentational images  jsx-a11y/alt-text 

[1]

[1] ./src/components/views/LoginPage/LoginPage.js

[1]   Line 74:11:  'dirty' is assigned a value but never used        no-unused-vars

[1]   Line 79:11:  'handleReset' is assigned a value but never used  no-unused-vars

[1]

[1] ./src/components/views/RegisterPage/RegisterPage.js

[1]   Line 92:11:  'dirty' is assigned a value but never used        no-unused-vars

[1]   Line 97:11:  'handleReset' is assigned a value but never used  no-unused-vars

[1]

[1] Search for the keywords to learn more about each warning.

[1] To ignore, add // eslint-disable-next-line to the line before.

[1]

[1] [HPM] Error occurred while trying to proxy request /api/users/auth from localhost:3000 to http://localhost:5000 (ECONNREFUSED) (https://nodejs.org/api/errors.html#errors_common_system_errors)

이전 강의 까지는 원활하게 되었는데, 이 강의를 듣고, 로그인도 안되는 상태가 되고 video 화면도 forgot password를 누르면 나와서 그 화면으로 가야하는 상태까지 되었습니다. 어떻게 해야할까요?