jpa dto 객체 생성자 에러 썸네일형 리스트형 [백엔드스터디WIL]JPA no Creators, like default constructor, exist):cannot deserialize from Object value (no delegate- or property-based Creator(11주차) org.springframework.web.util.NestedServletException: Request processing failed; nested exception is org.springframework.http.converter.HttpMessageConversionException: Type definition error: [simple type, class com.myproject.community.request.PostCreate]; nested exception is com.fasterxml.jackson.databind.exc.InvalidDefinitionException: Cannot construct instance of `com.myproject.community.reques.. 더보기 이전 1 다음
