프로젝트 생성

Question

org.example 프로젝트의 양이 많아서 새로운 폴더를 만들고 작업하려하니 INFO: HHH000400: Using dialect: org.hibernate.dialect.H2Dialect Exception in thread "main" org.hibernate.AnnotationException: mappedBy reference an unknown target entity property: org.example.MemberProduct.products in org.example.Product.memberProductss at org.hibernate.cfg.annotations.CollectionBinder.bindStarToManySecondPass(CollectionBinder.java:785) at org.hibernate.cfg.annotations.CollectionBinder$1.secondPass(CollectionBinder.java:736) at org.hibernate.cfg.CollectionSecondPass.doSecondPass(CollectionSecondPass.java:54) at org.hibernate.boot.internal.InFlightMetadataCollectorImpl.processSecondPasses(InFlightMetadataCollectorImpl.java:1696) at org.hibernate.boot.internal.InFlightMetadataCollectorImpl.processSecondPasses(InFlightMetadataCollectorImpl.java:1664) at org.hibernate.boot.model.process.spi.MetadataBuildingProcess.complete(MetadataBuildingProcess.java:287) at org.hibernate.jpa.boot.internal.EntityManagerFactoryBuilderImpl.metadata(EntityManagerFactoryBuilderImpl.java:904) at org.hibernate.jpa.boot.internal.EntityManagerFactoryBuilderImpl.build(EntityManagerFactoryBuilderImpl.java:935) at org.hibernate.jpa.HibernatePersistenceProvider.createEntityManagerFactory(HibernatePersistenceProvider.java:56) at javax.persistence.Persistence.createEntityManagerFactory(Persistence.java:79) at javax.persistence.Persistence.createEntityManagerFactory(Persistence.java:54) at jpa_join_project.Main.main(Main.java:10)   위와같은 오류가 발생합니다. ㅠ

David · Answer

안녕하세요. 연주 님, 공식 서포터즈 David입니다. Exception in thread "main" org.hibernate.AnnotationException: mappedBy reference an unknown target entity property: org.example.MemberProduct.products in org.example.Product.memberProductss 아래 엔티티에서 mappedBy 속성의 값이 잘못 작성된 것 같습니다. 해당 값을 제대로 작성하셨는지 확인해주세요. 감사합니다.