"laxmanjava" wrote : i am getting an error, when i am migrating from the jboss 3.0.2 to jboss 4.0.2 . It is showing me the error as LocalTxConnectionManager is not found | | org.jboss.deployment.DeploymentException: No ClassLoaders found for: org.jboss.resource.connectionma | nager.LocalTxConnectionManager; - nested throwable: (java.lang.ClassNotFoundException: No ClassLoade | rs found for: org.jboss.resource.connectionmanager.LocalTxConnectionManager) | at org.jboss.system.ServiceConfigurator.install(ServiceConfigurator.java:143) | at org.jboss.system.ServiceController.install(ServiceController.java:202) | at sun.reflect.GeneratedMethodAccessor23.invoke(Unknown Source) | at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) | at java.lang.reflect.Method.invoke(Method.java:324) | at org.jboss.mx.interceptor.ReflectedDispatcher.invoke(ReflectedDispatcher.java:141) | at org.jboss.mx.server.Invocation.dispatch(Invocation.java:80) | at org.jboss.mx.server.Invocation.invoke(Invocation.java:72) | | so plz reply anyone who can help in this. View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=3982306#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...