NPE during SessionFactoryImpl init when 2L caching is enabled and @NaturalIdCache is used with EHcache ------------------------------------------------------------------------------------------------------ Key: HHH-7089 URL: https://hibernate.onjira.com/browse/HHH-7089 Project: Hibernate ORM Issue Type: Bug Affects Versions: 4.1.0 Reporter: Eric Dalquist The org.hibernate.cache.ehcache.SingletonEhCacheRegionFactory always returns null for buildNaturalIdRegion due to an oversight during work on HHH-6974 The result is that if Second-Level caching is enabled and any entity is annotated with @NaturalIdCache session factory creation fails with a NPE {noformat} [java] Caused by: java.lang.NullPointerException [java] at org.hibernate.internal.SessionFactoryImpl.<init>(SessionFactoryImpl.java:361) [java] at org.hibernate.cfg.Configuration.buildSessionFactory(Configuration.java:1740) [java] at org.hibernate.ejb.EntityManagerFactoryImpl.<init>(EntityManagerFactoryImpl.java:88) [java] at org.hibernate.ejb.Ejb3Configuration.buildEntityManagerFactory(Ejb3Configuration.java:904) [java] at org.hibernate.ejb.Ejb3Configuration.buildEntityManagerFactory(Ejb3Configuration.java:889) [java] at org.hibernate.ejb.HibernatePersistence.createContainerEntityManagerFactory(HibernatePersistence.java:73) {noformat} -- This message is automatically generated by JIRA. For more information on JIRA, see: http://www.atlassian.com/software/jira