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java.lang.ClassCastException at java.lang.Class.cast(Class.java:2990) at org.glassfish.persistence.jpa.PersistenceUnitLoader.loadPU(PersistenceUnitLoader.java:173) at org.glassfish.persistence.jpa.PersistenceUnitLoader.<init>(PersistenceUnitLoader.java:119) at org.glassfish.persistence.jpa.JPADeployer$1.visitPUD(JPADeployer.java:213) at org.glassfish.persistence.jpa.JPADeployer$PersistenceUnitDescriptorIterator.iteratePUDs(JPADeployer.java:486) at org.glassfish.persistence.jpa.JPADeployer.createEMFs(JPADeployer.java:220) at org.glassfish.persistence.jpa.JPADeployer.prepare(JPADeployer.java:166) at com.sun.enterprise.v3.server.ApplicationLifecycle.prepareModule(ApplicationLifecycle.java:870) at org.glassfish.javaee.full.deployment.EarDeployer.prepareBundle(EarDeployer.java:290) at org.glassfish.javaee.full.deployment.EarDeployer.access$200(EarDeployer.java:86) at org.glassfish.javaee.full.deployment.EarDeployer$1.doBundle(EarDeployer.java:141) at org.glassfish.javaee.full.deployment.EarDeployer$1.doBundle(EarDeployer.java:138) at org.glassfish.javaee.full.deployment.EarDeployer.doOnBundles(EarDeployer.java:215) at org.glassfish.javaee.full.deployment.EarDeployer.doOnAllTypedBundles(EarDeployer.java:224) at org.glassfish.javaee.full.deployment.EarDeployer.doOnAllBundles(EarDeployer.java:250) at org.glassfish.javaee.full.deployment.EarDeployer.prepare(EarDeployer.java:138) at com.sun.enterprise.v3.server.ApplicationLifecycle.prepareModule(ApplicationLifecycle.java:870) at com.sun.enterprise.v3.server.ApplicationLifecycle.deploy(ApplicationLifecycle.java:410) at com.sun.enterprise.v3.server.ApplicationLifecycle.deploy(ApplicationLifecycle.java:240) at org.glassfish.deployment.admin.DeployCommand.execute(DeployCommand.java:370) at com.sun.enterprise.v3.admin.CommandRunnerImpl$1.execute(CommandRunnerImpl.java:360) at com.sun.enterprise.v3.admin.CommandRunnerImpl.doCommand(CommandRunnerImpl.java:370) at com.sun.enterprise.v3.admin.CommandRunnerImpl.doCommand(CommandRunnerImpl.java:1067) at com.sun.enterprise.v3.admin.CommandRunnerImpl.access$1200(CommandRunnerImpl.java:96) at com.sun.enterprise.v3.admin.CommandRunnerImpl$ExecutionContext.execute(CommandRunnerImpl.java:1247) at org.glassfish.deployment.autodeploy.AutoOperation.run(AutoOperation.java:145) at org.glassfish.deployment.autodeploy.AutoDeployer.deploy(AutoDeployer.java:577) at org.glassfish.deployment.autodeploy.AutoDeployer.deployAll(AutoDeployer.java:463) at org.glassfish.deployment.autodeploy.AutoDeployer.run(AutoDeployer.java:395) at org.glassfish.deployment.autodeploy.AutoDeployer.run(AutoDeployer.java:380) at org.glassfish.deployment.autodeploy.AutoDeployService$1.run(AutoDeployService.java:213) at java.util.TimerThread.mainLoop(Timer.java:512) at java.util.TimerThread.run(Timer.java:462)