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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 >>>> [xxx-persistence-unit] failed. >>>> Internal Exception: Exception [EclipseLink-7174] (Eclipse >>>> Persistence Services - 2.0.0.v20091127-r5931): >>>> org.eclipse.persistence.exceptions.ValidationException >>>> Exception Description: The getter method [method >>>> isReturnComposedObjects] on entity class [class >>>> xxx.ResponseOptionType] does not have a corresponding setter method >>>> defined. >>>>at >>>> com.sun.enterprise.web.WebApplication.start(WebApplication.java:117) >>>> at org.glassfish.internal.data.EngineRef.start(EngineRef.java:126)