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  • javax.persistence.PersistenceException: Exception > [EclipseLink-28018] (Eclipse Persistence Services - > 2.0.0.v20091127-r5931): > org.eclipse.persistence.exceptions.EntityManagerSetupException > Exception Description: Predeployment of PersistenceUnit > [omar4-persistence-unit] failed. > Internal Exception: Exception [EclipseLink-7155] (Eclipse Persistence > Services - 2.0.0.v20091127-r5931): > org.eclipse.persistence.exceptions.ValidationException > Exception Description: The type [class > org.freebxml.omar.jaxb.bindings.rim._4_0.InternationalStringType] for > the attribute [description] on the entity class [class > org.freebxml.omar.jaxb.bindings.rim._4_0.RegistryObjectType] is not a > valid type for a serialized mapping. The attribute type must implement > the Serializable interface. > at > com.sun.enterprise.web.WebApplication.start( > at
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