Exception invoking method getSession java.lang.IllegalStateException: PWC2779: getAttributeNames: Session already invalidated at org.apache.catalina.session.StandardSession.getAttributeNames(StandardSession.java:1226) at org.apache.catalina.session.StandardSessionFacade.getAttributeNames(StandardSessionFacade.java:169) at org.apache.catalina.session.ManagerBase.getSession(ManagerBase.java:1363) at sun.reflect.GeneratedMethodAccessor1337.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at com.sun.org.apache.commons.modeler.BaseModelMBean.invoke(BaseModelMBean.java:503) at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.invoke(DefaultMBeanServerInterceptor.java:836) at com.sun.jmx.mbeanserver.JmxMBeanServer.invoke(JmxMBeanServer.java:761) at sun.reflect.GeneratedMethodAccessor17.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at com.sun.enterprise.admin.util.proxy.ProxyClass.invoke(ProxyClass.java:90) at $Proxy1.invoke(Unknown Source) at com.sun.enterprise.admin.server.core.jmx.SunoneInterceptor.invoke(SunoneInterceptor.java:304) at com.sun.enterprise.interceptor.DynamicInterceptor.invoke(DynamicInterceptor.java:174) at com.sun.enterprise.web.monitor.impl.PwcWebModuleStatsImpl.getSession(PwcWebModuleStatsImpl.java:345) at com.sun.enterprise.web.stats.WebModuleStatsImpl.getSessions(WebModuleStatsImpl.java:306) at sun.reflect.GeneratedMethodAccessor1323.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at com.sun.enterprise.admin.monitor.stats.GenericStatsImpl.getStatistic(GenericStatsImpl.java:119) at com.sun.enterprise.admin.monitor.stats.GenericStatsImpl.getStatisticsOneByOne(GenericStatsImpl.java:145) at com.sun.enterprise.admin.monitor.stats.GenericStatsImpl.getStatistics(GenericStatsImpl.java:136) at com.sun.enterprise.web.stats.WebModuleStatsImpl.getStatistics(WebModuleStatsImpl.java:347) at com.sun.enterprise.admin.monitor.registry.spi.StatsHolderMBeanImpl.getStatistics(StatsHolderMBeanImpl.java:398) at com.sun.enterprise.admin.monitor.registry.spi.StatsHolderMBeanImpl.invoke(StatsHolderMBeanImpl.java:213) at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.invoke(DefaultMBeanServerInterceptor.java:836) at com.sun.jmx.mbeanserver.JmxMBeanServer.invoke(JmxMBeanServer.java:761) at sun.reflect.GeneratedMethodAccessor17.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at com.sun.enterprise.admin.util.proxy.ProxyClass.invoke(ProxyClass.java:90) at $Proxy1.invoke(Unknown Source) at com.sun.enterprise.admin.server.core.jmx.SunoneInterceptor.invoke(SunoneInterceptor.java:304) at com.sun.enterprise.interceptor.DynamicInterceptor.invoke(DynamicInterceptor.java:174) at com.sun.enterprise.management.support.DelegateToMBeanDelegate.invoke(DelegateToMBeanDelegate.java:184) at com.sun.enterprise.management.support.MappedDelegate.invoke(MappedDelegate.java:397) at com.sun.enterprise.management.monitor.MonitoringStatsImplBase.getStatisticsFromDelegateRaw(MonitoringStatsImplBase.java:602) at com.sun.enterprise.management.monitor.MonitoringStatsImplBase.getStatisticsFromDelegate(MonitoringStatsImplBase.java:636) at com.sun.enterprise.management.monitor.MonitoringStatsImplBase.getStatisticsFromDelegate(MonitoringStatsImplBase.java:551) at com.sun.enterprise.management.monitor.MonitoringStatsImplBase.createStatsImpl(MonitoringStatsImplBase.java:698) at com.sun.enterprise.management.monitor.MonitoringStatsImplBase.getStats(MonitoringStatsImplBase.java:752) at com.sun.enterprise.management.monitor.MonitoringStatsImplBase.getStatistic(MonitoringStatsImplBase.java:502) at com.sun.enterprise.management.monitor.MonitoringStatsImplBase.getAttributeFromStatistic(MonitoringStatsImplBase.java:254) at com.sun.enterprise.management.monitor.MonitoringStatsImplBase.getAttributeManually(MonitoringStatsImplBase.java:292) at com.sun.enterprise.management.support.AMXImplBase.getAttributeInternal(AMXImplBase.java:1085) at com.sun.enterprise.management.support.AMXImplBase.getAttribute(AMXImplBase.java:1020) at com.sun.enterprise.management.support.AMXImplBase.getAttributes(AMXImplBase.java:1119) at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.getAttributes(DefaultMBeanServerInterceptor.java:726) at com.sun.jmx.mbeanserver.JmxMBeanServer.getAttributes(JmxMBeanServer.java:665) at com.sun.enterprise.interceptor.DynamicInterceptor.getAttributes(DynamicInterceptor.java:232) at javax.management.remote.rmi.RMIConnectionImpl.doOperation(RMIConnectionImpl.java:1407) at javax.management.remote.rmi.RMIConnectionImpl.access$200(RMIConnectionImpl.java:72) at javax.management.remote.rmi.RMIConnectionImpl$PrivilegedOperation.run(RMIConnectionImpl.java:1264) at javax.management.remote.rmi.RMIConnectionImpl.doPrivilegedOperation(RMIConnectionImpl.java:1359) at javax.management.remote.rmi.RMIConnectionImpl.getAttributes(RMIConnectionImpl.java:636) at sun.reflect.GeneratedMethodAccessor563.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:305) at sun.rmi.transport.Transport$1.run(Transport.java:159) at java.security.AccessController.doPrivileged(Native Method) at sun.rmi.transport.Transport.serviceCall(Transport.java:155) at sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:535) at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run0(TCPTransport.java:790) at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(TCPTransport.java:649) at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908) at java.lang.Thread.run(Thread.java:619) PWC1001: Failed to invoke action getSession on MBean com.sun.appserv:type=Manager,path=/OrderLoad2,host=server javax.management.RuntimeOperationsException: Exception invoking method getSession at com.sun.org.apache.commons.modeler.BaseModelMBean.invoke(BaseModelMBean.java:511) at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.invoke(DefaultMBeanServerInterceptor.java:836) at com.sun.jmx.mbeanserver.JmxMBeanServer.invoke(JmxMBeanServer.java:761) at sun.reflect.GeneratedMethodAccessor17.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at com.sun.enterprise.admin.util.proxy.ProxyClass.invoke(ProxyClass.java:90) at $Proxy1.invoke(Unknown Source) at com.sun.enterprise.admin.server.core.jmx.SunoneInterceptor.invoke(SunoneInterceptor.java:304) at com.sun.enterprise.interceptor.DynamicInterceptor.invoke(DynamicInterceptor.java:174) at com.sun.enterprise.web.monitor.impl.PwcWebModuleStatsImpl.getSession(PwcWebModuleStatsImpl.java:345) at com.sun.enterprise.web.stats.WebModuleStatsImpl.getSessions(WebModuleStatsImpl.java:306) at sun.reflect.GeneratedMethodAccessor1323.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at com.sun.enterprise.admin.monitor.stats.GenericStatsImpl.getStatistic(GenericStatsImpl.java:119) at com.sun.enterprise.admin.monitor.stats.GenericStatsImpl.getStatisticsOneByOne(GenericStatsImpl.java:145) at com.sun.enterprise.admin.monitor.stats.GenericStatsImpl.getStatistics(GenericStatsImpl.java:136) at com.sun.enterprise.web.stats.WebModuleStatsImpl.getStatistics(WebModuleStatsImpl.java:347) at com.sun.enterprise.admin.monitor.registry.spi.StatsHolderMBeanImpl.getStatistics(StatsHolderMBeanImpl.java:398) at com.sun.enterprise.admin.monitor.registry.spi.StatsHolderMBeanImpl.invoke(StatsHolderMBeanImpl.java:213) at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.invoke(DefaultMBeanServerInterceptor.java:836) at com.sun.jmx.mbeanserver.JmxMBeanServer.invoke(JmxMBeanServer.java:761) at sun.reflect.GeneratedMethodAccessor17.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at com.sun.enterprise.admin.util.proxy.ProxyClass.invoke(ProxyClass.java:90) at $Proxy1.invoke(Unknown Source) at com.sun.enterprise.admin.server.core.jmx.SunoneInterceptor.invoke(SunoneInterceptor.java:304) at com.sun.enterprise.interceptor.DynamicInterceptor.invoke(DynamicInterceptor.java:174) at com.sun.enterprise.management.support.DelegateToMBeanDelegate.invoke(DelegateToMBeanDelegate.java:184) at com.sun.enterprise.management.support.MappedDelegate.invoke(MappedDelegate.java:397) at com.sun.enterprise.management.monitor.MonitoringStatsImplBase.getStatisticsFromDelegateRaw(MonitoringStatsImplBase.java:602) at com.sun.enterprise.management.monitor.MonitoringStatsImplBase.getStatisticsFromDelegate(MonitoringStatsImplBase.java:636) at com.sun.enterprise.management.monitor.MonitoringStatsImplBase.getStatisticsFromDelegate(MonitoringStatsImplBase.java:551) at com.sun.enterprise.management.monitor.MonitoringStatsImplBase.createStatsImpl(MonitoringStatsImplBase.java:698) at com.sun.enterprise.management.monitor.MonitoringStatsImplBase.getStats(MonitoringStatsImplBase.java:752) at com.sun.enterprise.management.monitor.MonitoringStatsImplBase.getStatistic(MonitoringStatsImplBase.java:502) at com.sun.enterprise.management.monitor.MonitoringStatsImplBase.getAttributeFromStatistic(MonitoringStatsImplBase.java:254) at com.sun.enterprise.management.monitor.MonitoringStatsImplBase.getAttributeManually(MonitoringStatsImplBase.java:292) at com.sun.enterprise.management.support.AMXImplBase.getAttributeInternal(AMXImplBase.java:1085) at com.sun.enterprise.management.support.AMXImplBase.getAttribute(AMXImplBase.java:1020) at com.sun.enterprise.management.support.AMXImplBase.getAttributes(AMXImplBase.java:1119) at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.getAttributes(DefaultMBeanServerInterceptor.java:726) at com.sun.jmx.mbeanserver.JmxMBeanServer.getAttributes(JmxMBeanServer.java:665) at com.sun.enterprise.interceptor.DynamicInterceptor.getAttributes(DynamicInterceptor.java:232) at javax.management.remote.rmi.RMIConnectionImpl.doOperation(RMIConnectionImpl.java:1407) at javax.management.remote.rmi.RMIConnectionImpl.access$200(RMIConnectionImpl.java:72) at javax.management.remote.rmi.RMIConnectionImpl$PrivilegedOperation.run(RMIConnectionImpl.java:1264) at javax.management.remote.rmi.RMIConnectionImpl.doPrivilegedOperation(RMIConnectionImpl.java:1359) at javax.management.remote.rmi.RMIConnectionImpl.getAttributes(RMIConnectionImpl.java:636) at sun.reflect.GeneratedMethodAccessor563.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:305) at sun.rmi.transport.Transport$1.run(Transport.java:159) at java.security.AccessController.doPrivileged(Native Method) at sun.rmi.transport.Transport.serviceCall(Transport.java:155) at sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:535) at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run0(TCPTransport.java:790) at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(TCPTransport.java:649) at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908) at java.lang.Thread.run(Thread.java:619) Caused by: java.lang.IllegalStateException: PWC2779: getAttributeNames: Session already invalidated at org.apache.catalina.session.StandardSession.getAttributeNames(StandardSession.java:1226) at org.apache.catalina.session.StandardSessionFacade.getAttributeNames(StandardSessionFacade.java:169) at org.apache.catalina.session.ManagerBase.getSession(ManagerBase.java:1363) at sun.reflect.GeneratedMethodAccessor1337.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at com.sun.org.apache.commons.modeler.BaseModelMBean.invoke(BaseModelMBean.java:503) ... 63 more Exception invoking method getSession java.lang.IllegalStateException: PWC2779: getAttributeNames: Session already invalidated at org.apache.catalina.session.StandardSession.getAttributeNames(StandardSession.java:1226) at org.apache.catalina.session.StandardSessionFacade.getAttributeNames(StandardSessionFacade.java:169) at org.apache.catalina.session.ManagerBase.getSession(ManagerBase.java:1363) at sun.reflect.GeneratedMethodAccessor1337.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at com.sun.org.apache.commons.modeler.BaseModelMBean.invoke(BaseModelMBean.java:503) at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.invoke(DefaultMBeanServerInterceptor.java:836) at com.sun.jmx.mbeanserver.JmxMBeanServer.invoke(JmxMBeanServer.java:761) at sun.reflect.GeneratedMethodAccessor17.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at com.sun.enterprise.admin.util.proxy.ProxyClass.invoke(ProxyClass.java:90) at $Proxy1.invoke(Unknown Source) at com.sun.enterprise.admin.server.core.jmx.SunoneInterceptor.invoke(SunoneInterceptor.java:304) at com.sun.enterprise.interceptor.DynamicInterceptor.invoke(DynamicInterceptor.java:174) at com.sun.enterprise.web.monitor.impl.PwcWebModuleStatsImpl.getSession(PwcWebModuleStatsImpl.java:345) at com.sun.enterprise.web.stats.WebModuleStatsImpl.getSessions(WebModuleStatsImpl.java:306) at sun.reflect.GeneratedMethodAccessor1323.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at com.sun.enterprise.admin.monitor.stats.GenericStatsImpl.getStatistic(GenericStatsImpl.java:119) at com.sun.enterprise.admin.monitor.stats.GenericStatsImpl.getStatisticsOneByOne(GenericStatsImpl.java:145) at com.sun.enterprise.admin.monitor.stats.GenericStatsImpl.getStatistics(GenericStatsImpl.java:136) at com.sun.enterprise.web.stats.WebModuleStatsImpl.getStatistics(WebModuleStatsImpl.java:347) at com.sun.enterprise.admin.monitor.registry.spi.StatsHolderMBeanImpl.getStatistics(StatsHolderMBeanImpl.java:398) at com.sun.enterprise.admin.monitor.registry.spi.StatsHolderMBeanImpl.invoke(StatsHolderMBeanImpl.java:213) at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.invoke(DefaultMBeanServerInterceptor.java:836) at com.sun.jmx.mbeanserver.JmxMBeanServer.invoke(JmxMBeanServer.java:761) at sun.reflect.GeneratedMethodAccessor17.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at com.sun.enterprise.admin.util.proxy.ProxyClass.invoke(ProxyClass.java:90) at $Proxy1.invoke(Unknown Source) at com.sun.enterprise.admin.server.core.jmx.SunoneInterceptor.invoke(SunoneInterceptor.java:304) at com.sun.enterprise.interceptor.DynamicInterceptor.invoke(DynamicInterceptor.java:174) at com.sun.enterprise.management.support.DelegateToMBeanDelegate.invoke(DelegateToMBeanDelegate.java:184) at com.sun.enterprise.management.support.MappedDelegate.invoke(MappedDelegate.java:397) at com.sun.enterprise.management.monitor.MonitoringStatsImplBase.getStatisticsFromDelegateRaw(MonitoringStatsImplBase.java:602) at com.sun.enterprise.management.monitor.MonitoringStatsImplBase.getStatisticsFromDelegate(MonitoringStatsImplBase.java:636) at com.sun.enterprise.management.monitor.MonitoringStatsImplBase.getStatisticsFromDelegate(MonitoringStatsImplBase.java:551) at com.sun.enterprise.management.monitor.MonitoringStatsImplBase.createStatsImpl(MonitoringStatsImplBase.java:698) at com.sun.enterprise.management.monitor.MonitoringStatsImplBase.getStats(MonitoringStatsImplBase.java:752) at com.sun.enterprise.management.monitor.MonitoringStatsImplBase.getStatistic(MonitoringStatsImplBase.java:502) at com.sun.enterprise.management.monitor.MonitoringStatsImplBase.getAttributeFromStatistic(MonitoringStatsImplBase.java:254) at com.sun.enterprise.management.monitor.MonitoringStatsImplBase.getAttributeManually(MonitoringStatsImplBase.java:292) at com.sun.enterprise.management.support.AMXImplBase.getAttributeInternal(AMXImplBase.java:1085) at com.sun.enterprise.management.support.AMXImplBase.getAttribute(AMXImplBase.java:1020) at com.sun.enterprise.management.support.AMXImplBase.getAttributes(AMXImplBase.java:1119) at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.getAttributes(DefaultMBeanServerInterceptor.java:726) at com.sun.jmx.mbeanserver.JmxMBeanServer.getAttributes(JmxMBeanServer.java:665) at com.sun.enterprise.interceptor.DynamicInterceptor.getAttributes(DynamicInterceptor.java:232) at javax.management.remote.rmi.RMIConnectionImpl.doOperation(RMIConnectionImpl.java:1407) at javax.management.remote.rmi.RMIConnectionImpl.access$200(RMIConnectionImpl.java:72) at javax.management.remote.rmi.RMIConnectionImpl$PrivilegedOperation.run(RMIConnectionImpl.java:1264) at javax.management.remote.rmi.RMIConnectionImpl.doPrivilegedOperation(RMIConnectionImpl.java:1359) at javax.management.remote.rmi.RMIConnectionImpl.getAttributes(RMIConnectionImpl.java:636) at sun.reflect.GeneratedMethodAccessor563.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:305) at sun.rmi.transport.Transport$1.run(Transport.java:159) at java.security.AccessController.doPrivileged(Native Method) at sun.rmi.transport.Transport.serviceCall(Transport.java:155) at sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:535) at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run0(TCPTransport.java:790) at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(TCPTransport.java:649) at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908) at java.lang.Thread.run(Thread.java:619) PWC1001: Failed to invoke action getSession on MBean com.sun.appserv:type=Manager,path=/OrderLoad2,host=server javax.management.RuntimeOperationsException: Exception invoking method getSession at com.sun.org.apache.commons.modeler.BaseModelMBean.invoke(BaseModelMBean.java:511) at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.invoke(DefaultMBeanServerInterceptor.java:836) at com.sun.jmx.mbeanserver.JmxMBeanServer.invoke(JmxMBeanServer.java:761) at sun.reflect.GeneratedMethodAccessor17.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at com.sun.enterprise.admin.util.proxy.ProxyClass.invoke(ProxyClass.java:90) at $Proxy1.invoke(Unknown Source) at com.sun.enterprise.admin.server.core.jmx.SunoneInterceptor.invoke(SunoneInterceptor.java:304) at com.sun.enterprise.interceptor.DynamicInterceptor.invoke(DynamicInterceptor.java:174) at com.sun.enterprise.web.monitor.impl.PwcWebModuleStatsImpl.getSession(PwcWebModuleStatsImpl.java:345) at com.sun.enterprise.web.stats.WebModuleStatsImpl.getSessions(WebModuleStatsImpl.java:306) at sun.reflect.GeneratedMethodAccessor1323.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at com.sun.enterprise.admin.monitor.stats.GenericStatsImpl.getStatistic(GenericStatsImpl.java:119) at com.sun.enterprise.admin.monitor.stats.GenericStatsImpl.getStatisticsOneByOne(GenericStatsImpl.java:145) at com.sun.enterprise.admin.monitor.stats.GenericStatsImpl.getStatistics(GenericStatsImpl.java:136) at com.sun.enterprise.web.stats.WebModuleStatsImpl.getStatistics(WebModuleStatsImpl.java:347) at com.sun.enterprise.admin.monitor.registry.spi.StatsHolderMBeanImpl.getStatistics(StatsHolderMBeanImpl.java:398) at com.sun.enterprise.admin.monitor.registry.spi.StatsHolderMBeanImpl.invoke(StatsHolderMBeanImpl.java:213) at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.invoke(DefaultMBeanServerInterceptor.java:836) at com.sun.jmx.mbeanserver.JmxMBeanServer.invoke(JmxMBeanServer.java:761) at sun.reflect.GeneratedMethodAccessor17.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at com.sun.enterprise.admin.util.proxy.ProxyClass.invoke(ProxyClass.java:90) at $Proxy1.invoke(Unknown Source) at com.sun.enterprise.admin.server.core.jmx.SunoneInterceptor.invoke(SunoneInterceptor.java:304) at com.sun.enterprise.interceptor.DynamicInterceptor.invoke(DynamicInterceptor.java:174) at com.sun.enterprise.management.support.DelegateToMBeanDelegate.invoke(DelegateToMBeanDelegate.java:184) at com.sun.enterprise.management.support.MappedDelegate.invoke(MappedDelegate.java:397) at com.sun.enterprise.management.monitor.MonitoringStatsImplBase.getStatisticsFromDelegateRaw(MonitoringStatsImplBase.java:602) at com.sun.enterprise.management.monitor.MonitoringStatsImplBase.getStatisticsFromDelegate(MonitoringStatsImplBase.java:636) at com.sun.enterprise.management.monitor.MonitoringStatsImplBase.getStatisticsFromDelegate(MonitoringStatsImplBase.java:551) at com.sun.enterprise.management.monitor.MonitoringStatsImplBase.createStatsImpl(MonitoringStatsImplBase.java:698) at com.sun.enterprise.management.monitor.MonitoringStatsImplBase.getStats(MonitoringStatsImplBase.java:752) at com.sun.enterprise.management.monitor.MonitoringStatsImplBase.getStatistic(MonitoringStatsImplBase.java:502) at com.sun.enterprise.management.monitor.MonitoringStatsImplBase.getAttributeFromStatistic(MonitoringStatsImplBase.java:254) at com.sun.enterprise.management.monitor.MonitoringStatsImplBase.getAttributeManually(MonitoringStatsImplBase.java:292) at com.sun.enterprise.management.support.AMXImplBase.getAttributeInternal(AMXImplBase.java:1085) at com.sun.enterprise.management.support.AMXImplBase.getAttribute(AMXImplBase.java:1020) at com.sun.enterprise.management.support.AMXImplBase.getAttributes(AMXImplBase.java:1119) at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.getAttributes(DefaultMBeanServerInterceptor.java:726) at com.sun.jmx.mbeanserver.JmxMBeanServer.getAttributes(JmxMBeanServer.java:665) at com.sun.enterprise.interceptor.DynamicInterceptor.getAttributes(DynamicInterceptor.java:232) at javax.management.remote.rmi.RMIConnectionImpl.doOperation(RMIConnectionImpl.java:1407) at javax.management.remote.rmi.RMIConnectionImpl.access$200(RMIConnectionImpl.java:72) at javax.management.remote.rmi.RMIConnectionImpl$PrivilegedOperation.run(RMIConnectionImpl.java:1264) at javax.management.remote.rmi.RMIConnectionImpl.doPrivilegedOperation(RMIConnectionImpl.java:1359) at javax.management.remote.rmi.RMIConnectionImpl.getAttributes(RMIConnectionImpl.java:636) at sun.reflect.GeneratedMethodAccessor563.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:305) at sun.rmi.transport.Transport$1.run(Transport.java:159) at java.security.AccessController.doPrivileged(Native Method) at sun.rmi.transport.Transport.serviceCall(Transport.java:155) at sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:535) at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run0(TCPTransport.java:790) at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(TCPTransport.java:649) at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908) at java.lang.Thread.run(Thread.java:619) Caused by: java.lang.IllegalStateException: PWC2779: getAttributeNames: Session already invalidated at org.apache.catalina.session.StandardSession.getAttributeNames(StandardSession.java:1226) at org.apache.catalina.session.StandardSessionFacade.getAttributeNames(StandardSessionFacade.java:169) at org.apache.catalina.session.ManagerBase.getSession(ManagerBase.java:1363) at sun.reflect.GeneratedMethodAccessor1337.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at com.sun.org.apache.commons.modeler.BaseModelMBean.invoke(BaseModelMBean.java:503) ... 63 more