Hi, I'm curious about the following NPE that often shows up when I reload my web application, which uses Grails with Spring Security 2.0.0. The appliaction runs on Tomcat 6. I'm not sure if the exception is actually harmful.
It seems that the SCH's strategy is null when the HttpSessionContextIntegrationFilter tries to read it. I wonder how this came about. Regards, Marcus Servlet.service() for servlet dwr-invoker threw exception java.lang.NullPointerException at org.springframework.security.context.SecurityContextHolder.getContext(SecurityContextHolder.java:74) at org.springframework.security.context.HttpSessionContextIntegrationFilter.doFilterHttp(HttpSessionContextIntegrationFilter.java:233) at org.springframework.security.ui.SpringSecurityFilter.doFilter(SpringSecurityFilter.java:53) at org.springframework.security.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:371) at org.springframework.security.util.FilterChainProxy.doFilter(FilterChainProxy.java:174) at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:236) at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:167) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233) at org.mobicents.servlet.sip.startup.SipStandardContextValve.invoke(SipStandardContextValve.java:201) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:263) at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:844) at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:584) at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:447) at java.lang.Thread.run(Thread.java:619) ------------------------------------------------------------------------- Sponsored by: SourceForge.net Community Choice Awards: VOTE NOW! Studies have shown that voting for your favorite open source project, along with a healthy diet, reduces your potential for chronic lameness and boredom. Vote Now at http://www.sourceforge.net/community/cca08 _______________________________________________ Home: http://acegisecurity.org Acegisecurity-developer mailing list Acegisecurity-developer@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/acegisecurity-developer