Hi, When I start the jboss-4.2.1.GA version it throws the following exceptions. Can some body help me please?? 13:31:25,233 INFO [TomcatDeployer] deploy, ctxPath=/, warUrl=.../deploy/jboss-web.deployer/ROOT.war/ | 13:31:26,592 INFO [TomcatDeployer] deploy, ctxPath=/invoker, warUrl=.../deploy/http-invoker.sar/invoker.war/ | 13:31:27,857 INFO [TomcatDeployer] deploy, ctxPath=/jbossws, warUrl=.../tmp/deploy/tmp41603jbossws-context-exp.war/ | 13:31:28,529 INFO [TomcatDeployer] deploy, ctxPath=/jbossmq-httpil, warUrl=.../deploy/jms/jbossmq-httpil.sar/jbossmq-httpil.war/ | 13:31:31,060 ERROR [MainDeployer] Could not create deployment: file:/C:/jboss-4.2.1.GA/jboss-4.2.1.GA/server/default/deploy/jms/jbossmq-destinations-service.xml | org.jboss.deployment.DeploymentException: Trying to install an already registered mbean: jboss.mq.destination:service=Topic,name=securedTopic | at org.jboss.system.ServiceCreator.install(ServiceCreator.java:103) | at org.jboss.system.ServiceConfigurator.internalInstall(ServiceConfigurator.java:449) | at org.jboss.system.ServiceConfigurator.install(ServiceConfigurator.java:171) | at org.jboss.system.ServiceController.install(ServiceController.java:226) | at sun.reflect.GeneratedMethodAccessor20.invoke(Unknown Source) | at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) | at java.lang.reflect.Method.invoke(Method.java:585) | at org.jboss.mx.interceptor.ReflectedDispatcher.invoke(ReflectedDispatcher.java:155) | at org.jboss.mx.server.Invocation.dispatch(Invocation.java:94) | at org.jboss.mx.server.Invocation.invoke(Invocation.java:86) | at org.jboss.mx.server.AbstractMBeanInvoker.invoke(AbstractMBeanInvoker.java:264) | at org.jboss.mx.server.MBeanServerImpl.invoke(MBeanServerImpl.java:659) | at org.jboss.mx.util.MBeanProxyExt.invoke(MBeanProxyExt.java:210) | at $Proxy4.install(Unknown Source) | at org.jboss.deployment.SARDeployer.create(SARDeployer.java:249) | at org.jboss.deployment.MainDeployer.create(MainDeployer.java:969) | at org.jboss.deployment.MainDeployer.deploy(MainDeployer.java:818) | | --- | --- anonymous wrote : --- Incompletely deployed packages --- | org.jboss.deployment.DeploymentInfo@30d210d9 { url=file:/C:/jboss-4.2.1.GA/jboss-4.2.1.GA/server/default/deploy/jms/jbossmq-destinations-service.xml } | deployer: org.jboss.deployment.SARDeployer@125844f | status: Deployment FAILED reason: Trying to install an already registered mbean: jboss.mq.destination:service=Topic,name=securedTopic | state: FAILED | watch: file:/C:/jboss-4.2.1.GA/jboss-4.2.1.GA/server/default/deploy/jms/jbossmq-destinations-service.xml | altDD: null | lastDeployed: 1187683291045 | lastModified: 1187683291014 | mbeans: View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4076134#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...