There is an unuasual behaviour on my application running on JBOSS and it itermittently happen like this will automatically invoke shuting down the JVM after a few days of up time. 2006-08-10 09:28:10,216 INFO [org.jboss.system.server.Server] LifeThread.run exits! 2006-08-10 09:28:10,220 INFO [org.jboss.system.server.Server] Shutting down the JVM now! 2006-08-10 09:28:10,223 INFO [org.jboss.system.server.Server] JBoss SHUTDOWN: Undeploying all packages 2006-08-10 09:28:10,247 INFO [org.jboss.web.tomcat.tc5.TomcatDeployer] undeploy, ctxPath=/wap, warUrl=file:/appl/jboss-3.2.7/server/default/deploy/wap.war/ 2006-08-10 09:28:10,282 INFO [org.jboss.web.tomcat.tc5.TomcatDeployer] undeploy, ctxPath=/web-console, warUrl=file:/appl/jboss-3.2.7/server/default/deploy/tnemeganam/web-console.war/ 2006-08-10 09:28:10,324 INFO [org.jboss.web.tomcat.tc5.TomcatDeployer] undeploy, ctxPath=/myhandygames, warUrl=file:/appl/jboss-3.2.7/server/default/deploy/myhandygames.war/ 2006-08-10 09:28:10,379 INFO [org.apache.catalina.core.StandardWrapper] Waiting for 2 instance(s) to be deallocated 2006-08-10 09:28:10,416 INFO [org.jboss.web.localhost.Engine] ApplicationDispatcher[/myhandygames]: Servlet action is currently unavailable 2006-08-10 09:28:10,555 INFO [org.jboss.web.localhost.Engine] ApplicationDispatcher[/myhandygames]: Servlet action is currently unavailable 2006-08-10 09:28:10,600 INFO [org.apache.catalina.core.StandardWrapper] Waiting for 1 instance(s) to be deallocated 2006-08-10 09:28:11,263 INFO [STDOUT] java.lang.IllegalStateException: setAttribute: Session already invalidated View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=3964218#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...