Shooting from the hip here, it appears your web code is attempting to send the client a redirect after some response data has been sent to the client. You can't redirect after sending a response. Can you offer more context regarding what code is throwing this and what version of tomcat?
--David Leon van der Merwe wrote: >I am getting the above exception thrown all over my log files and I am >not sure what it means... >Does anyone know what this means? > >20061113 09:54:33 <<ERROR>> >PageTemplateManager> java.lang.IllegalStateException > at >org.apache.coyote.tomcat4.CoyoteResponseFacade.sendRedirect(CoyoteRespon >seFacade.java:340) > at >finswitch.servlet.AuthenticationServlet.service(AuthenticationServlet.ja >va:125) > at >finswitch.servlet.SecureSiteServlet.service(SecureSiteServlet.java:98) > at javax.servlet.http.HttpServlet.service(HttpServlet.java:853) > at >org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(Applica >tionFilterChain.java:247) > at >org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilt >erChain.java:193) > at >org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValv >e.java:260) > at >org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.i >nvokeNext(StandardPipeline.java:643) > at >org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:4 >80) > at >org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995) > at >org.apache.catalina.core.StandardContextValve.invoke(StandardContextValv >e.java:191) > at >org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.i >nvokeNext(StandardPipeline.java:643) > at >org.apache.catalina.authenticator.AuthenticatorBase.invoke(Authenticator >Base.java:527) > at >org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.i >nvokeNext(StandardPipeline.java:641) > at >org.apache.catalina.valves.CertificatesValve.invoke(CertificatesValve.ja >va:246) > at >org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.i >nvokeNext(StandardPipeline.java:641) > at >org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:4 >80) > at >org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995) > at >org.apache.catalina.core.StandardContext.invoke(StandardContext.java:239 >6) > at >org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java >:180) > at >org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.i >nvokeNext(StandardPipeline.java:643) > at >org.apache.catalina.valves.ErrorDispatcherValve.invoke(ErrorDispatcherVa >lve.java:170) > at >org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.i >nvokeNext(StandardPipeline.java:641) > at >org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java >:172) > at >org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.i >nvokeNext(StandardPipeline.java:641) > at >org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:469 >) > at >org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.i >nvokeNext(StandardPipeline.java:641) > at >org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:4 >80) > at >org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995) > at >org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve. >java:174) > at >org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.i >nvokeNext(StandardPipeline.java:643) > at >org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:4 >80) > at >org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995) > at >org.apache.coyote.tomcat4.CoyoteAdapter.service(CoyoteAdapter.java:223) > at >org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:40 >5) > at >org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.processC >onnection(Http11Protocol.java:380) > at >org.apache.tomcat.util.net.TcpWorkerThread.runIt(PoolTcpEndpoint.java:50 >8) > at >org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool >.java:533) > at java.lang.Thread.run(Thread.java:536) > >Thanks > >Leon van der Merwe >##################################################################################### >This e-mail message has been scanned for Viruses and Content and cleared >by FinSource Infrastructure Services' MailMarshal >##################################################################################### > >--------------------------------------------------------------------- >To start a new topic, e-mail: users@tomcat.apache.org >To unsubscribe, e-mail: [EMAIL PROTECTED] >For additional commands, e-mail: [EMAIL PROTECTED] > > > --------------------------------------------------------------------- To start a new topic, e-mail: users@tomcat.apache.org To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]