Hello

I'm in the process of upgrading from JBoss AS 5.0 to 5.1 and I'm having issues using the Pojo Cache Naga with it.  I get this stack trace on start up.

It worked fine in 5.0, so i'm not sure what i might being doing wrong.  Does anyone know what might be causing this?  Thanks.

11:59:11,888 ERROR [Instrumentor] [warn] AOP Instrumentor failed to transform test.model.node.ANodeCache
javassist.CannotCompileException: cannot find [Ljava.lang.Object;
        at javassist.expr.ExprEditor.doit(ExprEditor.java:116)
        at javassist.CtClassType.instrument(CtClassType.java:1289)
        at org.jboss.aop.instrument.GeneratedAdvisorFieldAccessTransformer.replaceFieldAccessInternally(GeneratedAdvisorFieldAccessTransformer.java:248)
        at org.jboss.aop.instrument.GeneratedAdvisorFieldAccessTransformer.doBuildFieldWrappers(GeneratedAdvisorFieldAccessTransformer.java:106)
        at org.jboss.aop.instrument.FieldAccessTransformer.buildFieldWrappers(FieldAccessTransformer.java:103)
        at org.jboss.aop.instrument.Instrumentor.transform(Instrumentor.java:778)
        at org.jboss.aop.instrument.GeneratedAdvisorInstrumentor.transform(GeneratedAdvisorInstrumentor.java:119)
        at org.jboss.aop.SuperClassesFirstWeavingStrategy.instrumentClass(SuperClassesFirstWeavingStrategy.java:202)
        at org.jboss.aop.SuperClassesFirstWeavingStrategy.translate(SuperClassesFirstWeavingStrategy.java:69)
        at org.jboss.aop.AspectManager.translate(AspectManager.java:1071)
        at org.jboss.aop.AspectManager.transform(AspectManager.java:1015)
        at org.jboss.aop.standalone.AOPTransformer.aspectTransform(AOPTransformer.java:87)
        at org.jboss.aop.standalone.AOPTransformer.transform(AOPTransformer.java:75)
        at sun.instrument.TransformerManager.transform(TransformerManager.java:169)
        at sun.instrument.InstrumentationImpl.transform(InstrumentationImpl.java:365)
        at java.lang.ClassLoader.defineClass1(Native Method)
        at java.lang.ClassLoader.defineClass(ClassLoader.java:621)
        at org.jboss.classloader.spi.base.BaseClassLoader.access$200(BaseClassLoader.java:63)
        at org.jboss.classloader.spi.base.BaseClassLoader$2.run(BaseClassLoader.java:572)
        at org.jboss.classloader.spi.base.BaseClassLoader$2.run(BaseClassLoader.java:532)
        at java.security.AccessController.doPrivileged(Native Method)
        at org.jboss.classloader.spi.base.BaseClassLoader.loadClassLocally(BaseClassLoader.java:530)
        at org.jboss.classloader.spi.base.BaseClassLoader.loadClassLocally(BaseClassLoader.java:507)
        at org.jboss.classloader.spi.base.BaseDelegateLoader.loadClass(BaseDelegateLoader.java:134)
        at org.jboss.classloader.spi.filter.FilteredDelegateLoader.loadClass(FilteredDelegateLoader.java:131)
        at org.jboss.classloader.spi.base.ClassLoadingTask$ThreadTask.run(ClassLoadingTask.java:452)
        at org.jboss.classloader.spi.base.ClassLoaderManager.nextTask(ClassLoaderManager.java:251)
        at org.jboss.classloader.spi.base.ClassLoaderManager.process(ClassLoaderManager.java:150)
        at org.jboss.classloader.spi.base.BaseClassLoaderDomain.loadClass(BaseClassLoaderDomain.java:265)
        at org.jboss.classloader.spi.base.BaseClassLoaderDomain.loadClass(BaseClassLoaderDomain.java:1119)
        at org.jboss.classloader.spi.base.BaseClassLoader.loadClassFromDomain(BaseClassLoader.java:798)
        at org.jboss.classloader.spi.base.BaseClassLoader.loadClass(BaseClassLoader.java:441)
        at java.lang.ClassLoader.loadClass(ClassLoader.java:252)
        at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:320)
        at test.controller.MyHierarchy.createNode(MyHierarchy.java:385)
        at test.controller.MyHierarchy.<init>(MyHierarchy.java:245)
        at test.controller.MyHierarchy.getInstance(MyHierarchy.java:615)
        at test.controller.TestHandler.getInstance(TestHandler.java:157)
        at test.access.MyHandlerAccess.getMyHandler(MyHandlerAccess.java:48)
        at test.controller.ejb.MyHandler.MyHandlerBean.initialize(MyHandlerBean.java:131)
        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.ejb3.interceptors.aop.LifecycleCallbackBeanMethodInterceptor.invoke(LifecycleCallbackBeanMethodInterceptor.java:69)
        at org.jboss.aop.joinpoint.ConstructionInvocation.invokeNext(ConstructionInvocation.java:79)
        at org.jboss.ejb3.interceptors.aop.InvocationContextInterceptor.setup(InvocationContextInterceptor.java:88)
        at org.jboss.aop.advice.org.jboss.ejb3.interceptors.aop.InvocationContextInterceptor_z_setup_7823915.invoke(InvocationContextInterceptor_z_setup_7823915.java)
        at org.jboss.aop.joinpoint.ConstructionInvocation.invokeNext(ConstructionInvocation.java:79)
        at org.jboss.aspects.currentinvocation.CurrentInvocationInterceptor.invoke(CurrentInvocationInterceptor.java:67)
        at org.jboss.aop.joinpoint.ConstructionInvocation.invokeNext(ConstructionInvocation.java:79)
        at org.jboss.ejb3.EJBContainer.invokeCallback(EJBContainer.java:1119)
        at org.jboss.ejb3.EJBContainer.invokePostConstruct(EJBContainer.java:1133)
        at org.jboss.ejb3.EJBContainer.invokePostConstruct(EJBContainer.java:1144)
        at org.jboss.ejb3.pool.AbstractPool.create(AbstractPool.java:93)
        at org.jboss.ejb3.InfinitePool.get(InfinitePool.java:56)
        at org.jboss.ejb3.InfinitePool.get(InfinitePool.java:51)
        at org.jboss.ejb3.pool.ThreadlocalPool.create(ThreadlocalPool.java:53)
        at org.jboss.ejb3.pool.ThreadlocalPool.get(ThreadlocalPool.java:93)
        at org.jboss.ejb3.stateless.StatelessInstanceInterceptor.invoke(StatelessInstanceInterceptor.java:58)
        at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:102)
        at org.jboss.aspects.tx.TxPolicy.invokeInOurTx(TxPolicy.java:79)
        at org.jboss.aspects.tx.TxInterceptor$Required.invoke(TxInterceptor.java:190)
        at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:102)
        at org.jboss.aspects.tx.TxPropagationInterceptor.invoke(TxPropagationInterceptor.java:76)
        at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:102)
        at org.jboss.ejb3.tx.NullInterceptor.invoke(NullInterceptor.java:42)
        at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:102)
        at org.jboss.ejb3.security.Ejb3AuthenticationInterceptorv2.invoke(Ejb3AuthenticationInterceptorv2.java:186)
        at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:102)
        at org.jboss.ejb3.ENCPropagationInterceptor.invoke(ENCPropagationInterceptor.java:41)
        at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:102)
        at org.jboss.ejb3.BlockContainerShutdownInterceptor.invoke(BlockContainerShutdownInterceptor.java:67)
        at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:102)
        at org.jboss.aspects.currentinvocation.CurrentInvocationInterceptor.invoke(CurrentInvocationInterceptor.java:67)
        at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:102)
        at org.jboss.ejb3.session.SessionSpecContainer.invoke(SessionSpecContainer.java:176)
        at org.jboss.ejb3.session.SessionSpecContainer.invoke(SessionSpecContainer.java:216)
        at org.jboss.ejb3.proxy.impl.handler.session.SessionProxyInvocationHandlerBase.invoke(SessionProxyInvocationHandlerBase.java:207)
        at org.jboss.ejb3.proxy.impl.handler.session.SessionProxyInvocationHandlerBase.invoke(SessionProxyInvocationHandlerBase.java:164)
        at $Proxy258.initialize(Unknown Source)
        at test.controller.MyFactory.initializeComps(MyFactory.java:876)
        at test.controller.MyFactory.initializeComps(MyFactory.java:808)
        at test.InitializeSystem.initialize(InitializeSystem.java:159)
        at test.initialization.AppContext.contextInitialized(AppContext.java:60)
        at org.apache.catalina.core.StandardContext.listenerStart(StandardContext.java:3910)
        at org.apache.catalina.core.StandardContext.start(StandardContext.java:4393)
        at org.jboss.web.tomcat.service.deployers.TomcatDeployment.performDeployInternal(TomcatDeployment.java:310)
        at org.jboss.web.tomcat.service.deployers.TomcatDeployment.performDeploy(TomcatDeployment.java:142)
        at org.jboss.web.deployers.AbstractWarDeployment.start(AbstractWarDeployment.java:461)
        at org.jboss.web.deployers.WebModule.startModule(WebModule.java:118)
        at org.jboss.web.deployers.WebModule.start(WebModule.java:97)
        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.mx.interceptor.ReflectedDispatcher.invoke(ReflectedDispatcher.java:157)
        at org.jboss.mx.server.Invocation.dispatch(Invocation.java:96)
        at org.jboss.mx.server.Invocation.invoke(Invocation.java:88)
        at org.jboss.mx.server.AbstractMBeanInvoker.invoke(AbstractMBeanInvoker.java:264)
        at org.jboss.mx.server.MBeanServerImpl.invoke(MBeanServerImpl.java:668)
        at org.jboss.system.microcontainer.ServiceProxy.invoke(ServiceProxy.java:206)
        at $Proxy38.start(Unknown Source)
        at org.jboss.system.microcontainer.StartStopLifecycleAction.installAction(StartStopLifecycleAction.java:42)
        at org.jboss.system.microcontainer.StartStopLifecycleAction.installAction(StartStopLifecycleAction.java:37)
        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.system.microcontainer.ServiceControllerContext.install(ServiceControllerContext.java:286)
        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.ServiceController.doChange(ServiceController.java:688)
        at org.jboss.system.ServiceController.start(ServiceController.java:460)
        at org.jboss.system.deployers.ServiceDeployer.start(ServiceDeployer.java:163)
        at org.jboss.system.deployers.ServiceDeployer.deploy(ServiceDeployer.java:99)
        at org.jboss.system.deployers.ServiceDeployer.deploy(ServiceDeployer.java:46)
        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.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$1.run(Main.java:556)
        at java.lang.Thread.run(Thread.java:619)
Caused by: javassist.bytecode.BadBytecode: cannot find [Ljava.lang.Object;
        at javassist.bytecode.stackmap.TypeData$TypeName.update(TypeData.java:282)
        at javassist.bytecode.stackmap.TypeData$TypeName.setType(TypeData.java:203)
        at javassist.bytecode.stackmap.TypeData.setType(TypeData.java:46)
        at javassist.bytecode.stackmap.Tracer.checkParamTypes(Tracer.java:908)
        at javassist.bytecode.stackmap.Tracer.doInvokeMethod(Tracer.java:813)
        at javassist.bytecode.stackmap.Tracer.doOpcode148_201(Tracer.java:617)
        at javassist.bytecode.stackmap.Tracer.doOpcode(Tracer.java:101)
        at javassist.bytecode.stackmap.MapMaker.make(MapMaker.java:161)
        at javassist.bytecode.stackmap.MapMaker.make(MapMaker.java:171)
        at javassist.bytecode.stackmap.MapMaker.make(MapMaker.java:171)
        at javassist.bytecode.stackmap.MapMaker.make(MapMaker.java:171)
        at javassist.bytecode.stackmap.MapMaker.make(MapMaker.java:171)
        at javassist.bytecode.stackmap.MapMaker.make(MapMaker.java:171)
        at javassist.bytecode.stackmap.MapMaker.make(MapMaker.java:171)
        at javassist.bytecode.stackmap.MapMaker.make(MapMaker.java:171)
        at javassist.bytecode.stackmap.MapMaker.make(MapMaker.java:120)
        at javassist.bytecode.stackmap.MapMaker.make(MapMaker.java:96)
        at javassist.bytecode.MethodInfo.rebuildStackMap(MethodInfo.java:404)
        at javassist.bytecode.MethodInfo.rebuildStackMapIf6(MethodInfo.java:389)
        at javassist.expr.ExprEditor.doit(ExprEditor.java:112)
        ... 153 more