[jboss-user] [EJB3] - EJB deployment error when migrating to jboss 6.1

Dohan Chinthaka [http://community.jboss.org/people/dohancrp] created the discussion "EJB deployment error when migrating to jboss 6.1" To view the discussion, visit: http://community.jboss.org/message/629496#629496 -------------------------------------------------------------- I am migrating from jboss 5.1 to 6.1. I have an ear which having some EJBs and a war. I am getting following error after deploying it in 6.1. 12:00:23,184 INFO  [PersistenceUnitDeployment] Starting persistence unit persistence.unit:unitName=ZServer.ear/#ZPersistCtx 12:00:23,204 ERROR [AbstractKernelController] Error installing to Start: name=persistence.unit:unitName=ZServer.ear/#ZPersistCtx state=Create: java.lang.ClassCastException: org.hibernate.ejb.HibernatePersistence cannot be cast to javax.persistence.spi.PersistenceProvider         at org.jboss.jpa.builder.DefaultCEMFBuilder.build(DefaultCEMFBuilder.java:46) [:1.0.2-alpha-4]         at org.jboss.as.jpa.scanner.HackCEMFBuilder.build(HackCEMFBuilder.java:49) [:6.1.0.Final]         at org.jboss.jpa.deployment.PersistenceUnitDeployment.start(PersistenceUnitDeployment.java:275) [:1.0.2-alpha-4]         at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) [:1.6.0_26]         .         .         .         at org.jboss.profileservice.bootstrap.AbstractProfileServiceBootstrap.start(AbstractProfileServiceBootstrap.java:91) [:0.2.2]         at org.jboss.system.server.profileservice.bootstrap.BasicProfileServiceBootstrap.start(BasicProfileServiceBootstrap.java:132) [:6.1.0.Final]         at org.jboss.system.server.profileservice.bootstrap.BasicProfileServiceBootstrap.start(BasicProfileServiceBootstrap.java:56) [:6.1.0.Final]         at org.jboss.bootstrap.impl.base.server.AbstractServer.startBootstraps(AbstractServer.java:827) [jboss-bootstrap-impl-base.jar:2.1.0-alpha-6]         at org.jboss.bootstrap.impl.base.server.AbstractServer$StartServerTask.run(AbstractServer.java:417) [jboss-bootstrap-impl-base.jar:2.1.0-alpha-6]         at java.lang.Thread.run(Thread.java:662) [:1.6.0_26] 12:00:23,442 INFO  [EJBContainer] STARTED EJB: com.al.sqlgen.ejb.ResponseListnerMDBBean ejbName: ResponseListnerMDBBean 12:00:23,751 WARN  [TimerServiceContainer] EJBTHREE-2193: using deprecated TimerServiceFactory for restoring timers I have following libs in ear. dohan@mypc:~/usr/local/jboss-6.1.0.Final/server/all/deploy/ZServer.ear/lib> ls antlr-2.7.6.jar                flex-messaging-remoting.jar asm-attrs.jar                  hibernate3.jar asm.jar                        hibernate-annotations.jar cglib-2.1.3.jar                hibernate-commons-annotations.jar commons-collections-2.1.1.jar  hibernate-entitymanager.jar commons-io-1.4.jar             hibernate-tools.jar commons-logging-1.1.jar        HsmSEE.jar dom4j-1.6.1.jar                javassist.jar ehcache-1.2.3.jar              jdbc2_0-stdext.jar ejb3-persistence.2.jar         jta.jar I tried changing class loading procedure as mentioned http://community.jboss.org/docs/DOC-9288 here but still getting same error. Appreciate if anyone can help me to solve this. -------------------------------------------------------------- Reply to this message by going to Community [http://community.jboss.org/message/629496#629496] Start a new discussion in EJB3 at Community [http://community.jboss.org/choose-container!input.jspa?contentType=1&...]