Hi,

I am getting the below error on Processing PersistenceUnitInfo. Any idea how can i go about solving it. Any help is greatly appreciated.

10:31:07,838 ERROR [org.jboss.msc.service.fail] (ServerService Thread Pool -- 60) MSC000001: Failed to start service jboss.persistenceunit."webproject.war#Ejb-ejbPU".__FIRST_PHASE__: org.jboss.msc.service.StartException in service jboss.

        at org.jboss.as.jpa.service.PhaseOnePersistenceUnitServiceImpl$1$1.run(PhaseOnePersistenceUnitServiceImpl.java:120)

        at org.jboss.as.jpa.service.PhaseOnePersistenceUnitServiceImpl$1$1.run(PhaseOnePersistenceUnitServiceImpl.java:102)

        at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:667)

        at org.jboss.as.jpa.service.PhaseOnePersistenceUnitServiceImpl$1.run(PhaseOnePersistenceUnitServiceImpl.java:129)

        at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)

        at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)

        at java.lang.Thread.run(Unknown Source)

        at org.jboss.threads.JBossThread.run(JBossThread.java:320)

Caused by: java.lang.ClassCastException: org.hibernate.boot.model.naming.ImplicitNamingStrategyJpaCompliantImpl cannot be cast to org.hibernate.boot.model.naming.ImplicitNamingStrategy

        at org.hibernate.boot.internal.MetadataBuilderImpl$MetadataBuildingOptionsImpl.<init>(MetadataBuilderImpl.java:674)

        at org.hibernate.boot.internal.MetadataBuilderImpl.<init>(MetadataBuilderImpl.java:127)

        at org.hibernate.boot.MetadataSources.getMetadataBuilder(MetadataSources.java:135)

        at org.hibernate.jpa.boot.internal.EntityManagerFactoryBuilderImpl.<init>(EntityManagerFactoryBuilderImpl.java:185)

        at org.hibernate.jpa.boot.internal.EntityManagerFactoryBuilderImpl.<init>(EntityManagerFactoryBuilderImpl.java:149)

        at org.hibernate.jpa.boot.spi.Bootstrap.getEntityManagerFactoryBuilder(Bootstrap.java:28)

        at org.hibernate.jpa.boot.spi.Bootstrap.getEntityManagerFactoryBuilder(Bootstrap.java:40)

        at org.jboss.as.jpa.hibernate5.TwoPhaseBootstrapImpl.<init>(TwoPhaseBootstrapImpl.java:39)

        at org.jboss.as.jpa.hibernate5.HibernatePersistenceProviderAdaptor.getBootstrap(HibernatePersistenceProviderAdaptor.java:159)

        at org.jboss.as.jpa.service.PhaseOnePersistenceUnitServiceImpl.createContainerEntityManagerFactoryBuilder(PhaseOnePersistenceUnitServiceImpl.java:242)

        at org.jboss.as.jpa.service.PhaseOnePersistenceUnitServiceImpl.access$800(PhaseOnePersistenceUnitServiceImpl.java:59)

        at org.jboss.as.jpa.service.PhaseOnePersistenceUnitServiceImpl$1$1.run(PhaseOnePersistenceUnitServiceImpl.java:117)

        ... 7 more