org.hibernate.MappingException: Unknown entity

Asked on May 11, 2013
Hi All,
Any clue for the below error.
"main" org.hibernate.MappingException: Unknown entity:
at org.hibernate.impl.SessionFactoryImpl.getEntityPersister(SessionFactoryImpl.java:704)
at org.hibernate.event.def.DefaultLoadEventListener.onLoad(DefaultLoadEventListener.java:92)
at org.hibernate.impl.SessionImpl.fireLoad(SessionImpl.java:1080)
at org.hibernate.impl.SessionImpl.get(SessionImpl.java:997)
at org.hibernate.impl.SessionImpl.get(SessionImpl.java:990)
at com.concretepage.util.HibernateUtil.main(HibernateUtil.java:29)
Any clue for the below error.
"main" org.hibernate.MappingException: Unknown entity:
at org.hibernate.impl.SessionFactoryImpl.getEntityPersister(SessionFactoryImpl.java:704)
at org.hibernate.event.def.DefaultLoadEventListener.onLoad(DefaultLoadEventListener.java:92)
at org.hibernate.impl.SessionImpl.fireLoad(SessionImpl.java:1080)
at org.hibernate.impl.SessionImpl.get(SessionImpl.java:997)
at org.hibernate.impl.SessionImpl.get(SessionImpl.java:990)
at com.concretepage.util.HibernateUtil.main(HibernateUtil.java:29)

Replied on May 11, 2013
Check hibernate.cfg.xml, entity you have configured is not available or you have misspelled.