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Article: 
 An Introduction to Java Persistence for Client-Side Developers
Subject:  No Persistence provider for EntityManager named sample
Date:  2006-06-13 17:18:15
From:  szermierz


I have a problem running the example :


Exception in thread "main" javax.persistence.PersistenceException: No Persistence provider for EntityManager named sample
at javax.persistence.Persistence.createEntityManagerFactory(Persistence.java:41)
at javax.persistence.Persistence.createEntityManagerFactory(Persistence.java:27)
at addressbook.Main.init(Main.java:35)
at addressbook.Main.main(Main.java:89)


Any advice anyone?

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