yarn add 후에 아래 에러가 발생하는것 같습니다.

[Nest] 39177 - 2025. 01. 23. 오후 2:27:12 LOG [RoutesResolver] CommonController {/common}: +1ms

[Nest] 39177 - 2025. 01. 23. 오후 2:27:12 LOG [RouterExplorer] Mapped {/common/image, POST} route +0ms

[Nest] 39177 - 2025. 01. 23. 오후 2:27:12 LOG [RoutesResolver] ChatsController {/chats}: +0ms

/Users/hjlee/Documents/projects/node_study/nestjs_server/node_modules/path-to-regexp/src/index.ts:153

throw new TypeError(`Missing parameter name at ${i}: ${DEBUG_URL}`);

^

TypeError: Missing parameter name at 9: https://git.new/pathToRegexpError

at name (/Users/hjlee/Documents/projects/node_study/nestjs_server/node_modules/path-to-regexp/src/index.ts:153:13)

at lexer (/Users/hjlee/Documents/projects/node_study/nestjs_server/node_modules/path-to-regexp/src/index.ts:171:21)

at lexer.next (<anonymous>)

at Iter.peek (/Users/hjlee/Documents/projects/node_study/nestjs_server/node_modules/path-to-regexp/src/index.ts:188:32)

at Iter.tryConsume (/Users/hjlee/Documents/projects/node_study/nestjs_server/node_modules/path-to-regexp/src/index.ts:195:24)

at Iter.text (/Users/hjlee/Documents/projects/node_study/nestjs_server/node_modules/path-to-regexp/src/index.ts:213:26)

at consume (/Users/hjlee/Documents/projects/node_study/nestjs_server/node_modules/path-to-regexp/src/index.ts:285:23)

at parse (/Users/hjlee/Documents/projects/node_study/nestjs_server/node_modules/path-to-regexp/src/index.ts:320:18)

at /Users/hjlee/Documents/projects/node_study/nestjs_server/node_modules/path-to-regexp/src/index.ts:503:40

at Array.map (<anonymous>)

yarn add하여 위 에러가 발생해서 찾아보니 express 5.0.0일때 나타나는 에러라고 하네요.

25년 1월기준 yarn add 커맨드 입력당시 nestjs 10.x.x -> 11.x.x로 되면서 발생한 에러라서 다운그레이드하니 해결되긴 했습니다.
다른 수강생들에게 도움이될까 하여 남깁니다.