Getting the following Exception. net.sf.hibernate.MappingException: Unknown entity class: java.lang.Boolean -------------------------------------------------------------------------------------------------------------------- Key: HHH-2769 URL: http://opensource.atlassian.com/projects/hibernate/browse/HHH-2769 Project: Hibernate3 Issue Type: Bug Environment: Spring + Hibernate Reporter: Suresh Gopalakrishnan Priority: Blocker Getting the following error, while trying to fetch the records from a table. net.sf.hibernate.MappingException: Unknown entity class: java.lang.Boolean at net.sf.hibernate.impl.SessionFactoryImpl.getPersister(SessionFactoryI mpl.java:347) at net.sf.hibernate.impl.SessionImpl.getClassPersister(SessionImpl.java: 2710) at net.sf.hibernate.impl.SessionImpl.getPersister(SessionImpl.java:2717) at net.sf.hibernate.impl.SessionImpl.getEntityIdentifierIfNotUnsaved(Ses sionImpl.java:2779) at net.sf.hibernate.type.EntityType.getIdentifier(EntityType.java:66) at net.sf.hibernate.type.EntityType.isDirty(EntityType.java:139) at net.sf.hibernate.type.TypeFactory.findDirty(TypeFactory.java:225) at net.sf.hibernate.persister.AbstractEntityPersister.findDirty(Abstract EntityPersister.java:276) at net.sf.hibernate.impl.SessionImpl.flushEntity(SessionImpl.java:2528) at net.sf.hibernate.impl.SessionImpl.flushEntities(SessionImpl.java:2478 ) at net.sf.hibernate.impl.SessionImpl.flushEverything(SessionImpl.java:22 80) at net.sf.hibernate.impl.SessionImpl.flush(SessionImpl.java:2259) at org.springframework.orm.hibernate.HibernateAccessor.flushIfNecessary( HibernateAccessor.java:214) at org.springframework.orm.hibernate.HibernateTemplate.execute(Hibernate -- This message is automatically generated by JIRA. - If you think it was sent incorrectly contact one of the administrators: http://opensource.atlassian.com/projects/hibernate/secure/Administrators.... - For more information on JIRA, see: http://www.atlassian.com/software/jira