Hallo ihr lieben

Ich habe ein kleines Problem mit meiner Web-Applikation. Ich wollte vom JBoss 4.2.3 auf den JBoss 5.1 umsteigen und habe auch schon kleinere Anpassungen in meiner Applikation vorgenommen, aber nun taucht ein Fehler auf mit dem ich absolut nichts anfangen kann.

Ich hoffe hier kann mir jemand erklären was mir der Fehler sagen will

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2010-08-25 09:03:16,593 INFO  [org.jboss.ejb3.EJBContainer] (main) STOPPED EJB: src.ejb.Menu ejbName: Menu
2010-08-25 09:03:16,593 ERROR [org.jboss.kernel.plugins.dependency.AbstractKernelController] (main) Error installing to Start: name=jboss.j2ee:ear=XQ.ear,jar=app.jar,name=Menu,service=EJB3 state=Create
java.lang.NullPointerException
    at org.jboss.ejb3.proxy.factory.ProxyFactoryHelper.getRemoteAndBusinessRemoteInterfaces(ProxyFactoryHelper.java:613)
    at org.jboss.ejb3.proxy.factory.ProxyFactoryHelper.getJndiName(ProxyFactoryHelper.java:419)
    at org.jboss.ejb3.Ejb3Deployment.getEjbJndiName(Ejb3Deployment.java:403)
    at org.jboss.ejb3.EJBContainer.getEjbJndiName(EJBContainer.java:1521)
    at org.jboss.injection.EjbEncInjector.inject(EjbEncInjector.java:80)
    at org.jboss.ejb3.EJBContainer.lockedStart(EJBContainer.java:900)
    at org.jboss.ejb3.session.SessionContainer.lockedStart(SessionContainer.java:200)
    at org.jboss.ejb3.session.SessionSpecContainer.lockedStart(SessionSpecContainer.java:577)
    at org.jboss.ejb3.stateless.StatelessContainer.lockedStart(StatelessContainer.java:192)
    at org.jboss.ejb3.EJBContainer.start(EJBContainer.java:884)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
    at java.lang.reflect.Method.invoke(Method.java:597)
    at org.jboss.reflect.plugins.introspection.ReflectionUtils.invoke(ReflectionUtils.java:59)
    at org.jboss.reflect.plugins.introspection.ReflectMethodInfoImpl.invoke(ReflectMethodInfoImpl.java:150)
    at org.jboss.joinpoint.plugins.BasicMethodJoinPoint.dispatch(BasicMethodJoinPoint.java:66)
    at org.jboss.kernel.plugins.dependency.KernelControllerContextAction$JoinpointDispatchWrapper.execute(KernelControllerContextAction.java:241)
    at org.jboss.kernel.plugins.dependency.ExecutionWrapper.execute(ExecutionWrapper.java:47)
    at org.jboss.kernel.plugins.dependency.KernelControllerContextAction.dispatchExecutionWrapper(KernelControllerContextAction.java:109)
    at org.jboss.kernel.plugins.dependency.KernelControllerContextAction.dispatchJoinPoint(KernelControllerContextAction.java:70)
    at org.jboss.kernel.plugins.dependency.LifecycleAction.installActionInternal(LifecycleAction.java:221)
    at org.jboss.kernel.plugins.dependency.InstallsAwareAction.installAction(InstallsAwareAction.java:54)
    at org.jboss.kernel.plugins.dependency.InstallsAwareAction.installAction(InstallsAwareAction.java:42)
    at org.jboss.dependency.plugins.action.SimpleControllerContextAction.simpleInstallAction(SimpleControllerContextAction.java:62)
    at org.jboss.dependency.plugins.action.AccessControllerContextAction.install(AccessControllerContextAction.java:71)
    at org.jboss.dependency.plugins.AbstractControllerContextActions.install(AbstractControllerContextActions.java:51)
    at org.jboss.dependency.plugins.AbstractControllerContext.install(AbstractControllerContext.java:348)
    at org.jboss.dependency.plugins.AbstractController.install(AbstractController.java:1631)
    at org.jboss.dependency.plugins.AbstractController.incrementState(AbstractController.java:934)
    at org.jboss.dependency.plugins.AbstractController.resolveContexts(AbstractController.java:1082)
    at org.jboss.dependency.plugins.AbstractController.resolveContexts(AbstractController.java:984)
    at org.jboss.dependency.plugins.AbstractController.install(AbstractController.java:774)
    at org.jboss.dependency.plugins.AbstractController.install(AbstractController.java:540)
    at org.jboss.deployers.vfs.deployer.kernel.BeanMetaDataDeployer.deploy(BeanMetaDataDeployer.java:121)
    at org.jboss.deployers.vfs.deployer.kernel.BeanMetaDataDeployer.deploy(BeanMetaDataDeployer.java:51)
    at org.jboss.deployers.spi.deployer.helpers.AbstractSimpleRealDeployer.internalDeploy(AbstractSimpleRealDeployer.java:62)
    at org.jboss.deployers.spi.deployer.helpers.AbstractRealDeployer.deploy(AbstractRealDeployer.java:50)
    at org.jboss.deployers.plugins.deployers.DeployerWrapper.deploy(DeployerWrapper.java:171)
    at org.jboss.deployers.plugins.deployers.DeployersImpl.doDeploy(DeployersImpl.java:1439)
    at org.jboss.deployers.plugins.deployers.DeployersImpl.doInstallParentFirst(DeployersImpl.java:1157)
    at org.jboss.deployers.plugins.deployers.DeployersImpl.doInstallParentFirst(DeployersImpl.java:1178)
    at org.jboss.deployers.plugins.deployers.DeployersImpl.doInstallParentFirst(DeployersImpl.java:1210)
    at org.jboss.deployers.plugins.deployers.DeployersImpl.install(DeployersImpl.java:1098)
    at org.jboss.dependency.plugins.AbstractControllerContext.install(AbstractControllerContext.java:348)
    at org.jboss.dependency.plugins.AbstractController.install(AbstractController.java:1631)
    at org.jboss.dependency.plugins.AbstractController.incrementState(AbstractController.java:934)
    at org.jboss.dependency.plugins.AbstractController.resolveContexts(AbstractController.java:1082)
    at org.jboss.dependency.plugins.AbstractController.resolveContexts(AbstractController.java:984)
    at org.jboss.dependency.plugins.AbstractController.change(AbstractController.java:822)
    at org.jboss.dependency.plugins.AbstractController.change(AbstractController.java:553)
    at org.jboss.deployers.plugins.deployers.DeployersImpl.process(DeployersImpl.java:781)
    at org.jboss.deployers.plugins.main.MainDeployerImpl.process(MainDeployerImpl.java:702)
    at org.jboss.system.server.profileservice.repository.MainDeployerAdapter.process(MainDeployerAdapter.java:117)
    at org.jboss.system.server.profileservice.repository.ProfileDeployAction.install(ProfileDeployAction.java:70)
    at org.jboss.system.server.profileservice.repository.AbstractProfileAction.install(AbstractProfileAction.java:53)
    at org.jboss.system.server.profileservice.repository.AbstractProfileService.install(AbstractProfileService.java:361)
    at org.jboss.dependency.plugins.AbstractControllerContext.install(AbstractControllerContext.java:348)
    at org.jboss.dependency.plugins.AbstractController.install(AbstractController.java:1631)
    at org.jboss.dependency.plugins.AbstractController.incrementState(AbstractController.java:934)
    at org.jboss.dependency.plugins.AbstractController.resolveContexts(AbstractController.java:1082)
    at org.jboss.dependency.plugins.AbstractController.resolveContexts(AbstractController.java:984)
    at org.jboss.dependency.plugins.AbstractController.change(AbstractController.java:822)
    at org.jboss.dependency.plugins.AbstractController.change(AbstractController.java:553)
    at org.jboss.system.server.profileservice.repository.AbstractProfileService.activateProfile(AbstractProfileService.java:306)
    at org.jboss.system.server.profileservice.ProfileServiceBootstrap.start(ProfileServiceBootstrap.java:271)
    at org.jboss.bootstrap.AbstractServerImpl.start(AbstractServerImpl.java:461)
    at org.jboss.Main.boot(Main.java:221)
    at org.jboss.Main$1.run(Main.java:556)
    at java.lang.Thread.run(Thread.java:619)

Und was meint ihr?