Use attached project that shows the below example Create a new Dynamic Web Project Add the JPA 2.0 facet to the project (2.1 does work yet either, but that's a different request) Add an entity, see that the persistence context builds Add a persistence provider to persistence.xml, org.hibernate.ejb.HibernatePersistence Successfully build a JPA-based Hibernate console Change the persistence provider to org.hibernate.jpa.HibernatePersistenceProvider Observe that the Hibernate console can no longer be rebuilt (see screenshots)