[jboss-jira] [JBoss JIRA] Resolved: (JBWEB-139) NullPointerException on HttpSession.invalidate()

NullPointerException on HttpSession.invalidate() ------------------------------------------------ Key: JBWEB-139 URL: https://jira.jboss.org/jira/browse/JBWEB-139 Project: JBoss Web Issue Type: Bug Security Level: Public(Everyone can see) Components: Tomcat Affects Versions: JBossWeb-2.1.3.GA Reporter: Trustin Lee Assignee: Remy Maucherat It seems like NPE is raised if a user application calls HttpSession.invalidate() after undeployment. Here's the log from JBAS 5.1.0.Beta1: 10:09:56,063 INFO [ServerImpl] JBoss (Microcontainer) [5.1.0.Beta1 (build: SVNTag=JBoss_5_1_0_Beta1 date=200903131506)] Started in 24s:289ms 10:10:03,146 INFO [TomcatDeployment] deploy, ctxPath=/jms-servlet 10:10:08,194 INFO [TomcatDeployment] undeploy, ctxPath=/jms-servlet 10:10:08,217 WARNING [HttpTunnelingChannelHandler] Unexpected exception java.lang.NullPointerException at org.apache.catalina.session.StandardSession.expire(StandardSession.java:730) at org.apache.catalina.session.StandardSession.expire(StandardSession.java:660) at org.apache.catalina.session.StandardSession.invalidate(StandardSession.java:1115) at org.apache.catalina.session.StandardSessionFacade.invalidate(StandardSessionFacade.java:150) at org.jboss.netty.channel.socket.http.HttpTunnelingChannelHandler.channelClosed(HttpTunnelingChannelHandler.java:144) at org.jboss.netty.channel.SimpleChannelUpstreamHandler.handleUpstream(SimpleChannelUpstreamHandler.java:105) at org.jboss.netty.channel.Channels.fireChannelClosed(Channels.java:564) at org.jboss.netty.channel.local.DefaultLocalChannel.closeNow(DefaultLocalChannel.java:102) at org.jboss.netty.channel.local.LocalClientChannelSink.eventSunk(LocalClientChannelSink.java:66) at org.jboss.netty.channel.Channels.close(Channels.java:1043) at org.jboss.netty.channel.AbstractChannel.close(AbstractChannel.java:185) at org.jboss.netty.channel.socket.http.HttpTunnelingServlet.streamResponse(HttpTunnelingServlet.java:99) at org.jboss.netty.channel.socket.http.HttpTunnelingServlet.doRequest(HttpTunnelingServlet.java:62) at org.jboss.netty.channel.socket.http.HttpTunnelingServlet.doPost(HttpTunnelingServlet.java:195) at javax.servlet.http.HttpServlet.service(HttpServlet.java:637) at javax.servlet.http.HttpServlet.service(HttpServlet.java:717) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:96) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:235) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191) at org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:190) at org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.java:92) at org.jboss.web.tomcat.security.SecurityContextEstablishmentValve.process(SecurityContextEstablishmentValve.java:126) at org.jboss.web.tomcat.security.SecurityContextEstablishmentValve.invoke(SecurityContextEstablishmentValve.java:70) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102) at org.jboss.web.tomcat.service.jca.CachedConnectionValve.invoke(CachedConnectionValve.java:158) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:330) at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:829) at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:601) at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:447) at java.lang.Thread.run(Thread.java:619)