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RepositoryNotFoundError: No repository for "BoardRepository" was found. Looks like this entity is not registered in current "default" connection?

at RepositoryNotFoundError.TypeORMError [as constructor] (C:\Users\jungw\OneDrive\바탕 화면\nestjs-board-app\src\error\TypeORMError.ts:7:9)

at new RepositoryNotFoundError (C:\Users\jungw\OneDrive\바탕 화면\nestjs-board-app\src\error\RepositoryNotFoundError.ts:10:9)

at EntityManager.getRepository (C:\Users\jungw\OneDrive\바탕 화면\nestjs-board-app\src\entity-manager\EntityManager.ts:964:19)

at Connection.getRepository (C:\Users\jungw\OneDrive\바탕 화면\nestjs-board-app\src\connection\Connection.ts:354:29)

at InstanceWrapper.useFactory [as metatype] (C:\Users\jungw\OneDrive\바탕 화면\nestjs-board-app\node_modules\@nestjs\typeorm\dist\typeorm.providers.js:16:34)

at Injector.instantiateClass (C:\Users\jungw\OneDrive\바탕 화면\nestjs-board-app\node_modules\@nestjs\core\injector\injector.js:368:55)

at callback (C:\Users\jungw\OneDrive\바탕 화면\nestjs-board-app\node_modules\@nestjs\core\injector\injector.js:65:45)

at processTicksAndRejections (node:internal/process/task_queues:95:5)

at Injector.resolveConstructorParams (C:\Users\jungw\OneDrive\바탕 화면\nestjs-board-app\node_modules\@nestjs\core\injector\injector.js:144:24)

at Injector.loadInstance (C:\Users\jungw\OneDrive\바탕 화면\nestjs-board-app\node_modules\@nestjs\core\injector\injector.js:70:13)

검색을 여러번 해 봤더니 typeorm을 0.2버전으로 바꾸라고 하셔서 npm install typeorm@0.2.45 --save로 했는데 다운로드 이후에 npm show typeorm version을 했을 때 0.3.17버전이 나오더라구요 혹시 버전이 바뀌지 않았던 것인지 아니면 그냥 다른 이유때문에 되지 않는것인지 궁금하네요...