"org.hibernate.AnnotationException: No identifier specified for entity" in Hibernate 4
Issue
- Deploying Hibernate entity classes as a static module in EAP
- Encountering an error when deploying an application that contains a persistence unit (
persistence.xml) that references the entity classes
... javax.persistence.PersistenceException: [PersistenceUnit: com.myco.jpa] Unable to build EntityManagerFactory
at org.hibernate.ejb.Ejb3Configuration.buildEntityManagerFactory(Ejb3Configuration.java:925)
at org.hibernate.ejb.Ejb3Configuration.buildEntityManagerFactory(Ejb3Configuration.java:900)
at org.hibernate.ejb.HibernatePersistence.createEntityManagerFactory(HibernatePersistence.java:59)
at javax.persistence.Persistence.createEntityManagerFactory(Persistence.java:63)
at javax.persistence.Persistence.createEntityManagerFactory(Persistence.java:47)
...
Caused by: org.hibernate.AnnotationException: No identifier specified for entity: com.myco.jpa.MyEntity
at org.hibernate.cfg.InheritanceState.determineDefaultAccessType(InheritanceState.java:277)
at org.hibernate.cfg.InheritanceState.getElementsToProcess(InheritanceState.java:224)
at org.hibernate.cfg.AnnotationBinder.bindClass(AnnotationBinder.java:707)
at org.hibernate.cfg.Configuration$MetadataSourceQueue.processAnnotatedClassesQueue(Configuration.java:3680)
at org.hibernate.cfg.Configuration$MetadataSourceQueue.processMetadata(Configuration.java:3634)
at org.hibernate.cfg.Configuration.secondPassCompile(Configuration.java:1381)
at org.hibernate.cfg.Configuration.buildSessionFactory(Configuration.java:1841)
at org.hibernate.ejb.EntityManagerFactoryImpl.<init>(EntityManagerFactoryImpl.java:96)
at org.hibernate.ejb.Ejb3Configuration.buildEntityManagerFactory(Ejb3Configuration.java:915)
...
- The entity (
MyEntity) does contain the@Idannotation
Environment
- Red Hat JBoss Enterprise Application Platform (EAP) 6
- Hibernate 4
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