Thank you some much for your help in such a short time. Thank you for showing me the right direction to work on.
On Wed, Sep 8, 2010 at 11:39 PM, Maximilian Stocker <m...@talentoyster.com>wrote: > Tomcat is *not* getting stuck. > > There is a bug in com.infodata.ifs.core.IFSCoreServlet which is attempting > to send an HTTP error *after* content has already been sent. > > On the otherwise this powerbuilder or whatever client is waiting for data > that is never going to come because the application itself has error-ed out. > > The reason that restarting tomcat is "fixing" the issue is that is closing > the socket etc and the client app assumes the connection is dead and > retries. > > In short this is 100% an application programming error and you are in the > wrong place to get help with it. Go start with finding and fixing (or > reporting or whatever it is you need to do) the bug in > com.infodata.ifs.core.IFSCoreServlet > > -----Original Message----- > From: Sumeet Chitte [mailto:chittesum...@gmail.com] > Sent: Wednesday, September 08, 2010 2:03 PM > To: Tomcat Users List; jba...@javasystemsolutions.com > Subject: Re: Tomcat 5.0 which gets stuck > > Thank you for your response. > > I will tell you some more details. > > We are using an Powerbuilder application which calls the documents from > server. > > This server uses a third party tool, which uses Apache Tomcat 5.0. > > What happens is that this Tomcat service gets stuck sometimes and the > Powerbuilder application gets frozens because of this. If we go to the > services it shows that the Tomcat services is still running but if we stop > and restart this service the issue is resolved. > > Hope it gives you some more idea about the problem. > > On Wed, Sep 8, 2010 at 10:20 PM, John Baker > <jba...@javasystemsolutions.com>wrote: > > > I thought an illegal state exception would occur if an attempt was made > to > > write to a socket that's now shut but you are right, it looks more like > an > > attempt to perform an internal redirect after response has been committed > > (although that message should appear in the logs). > > > > -----Original Message----- > > From: Maximilian Stocker <m...@talentoyster.com> > > Date: Wed, 8 Sep 2010 12:43:01 > > To: 'Tomcat Users List'<users@tomcat.apache.org> > > Reply-To: "Tomcat Users List" <users@tomcat.apache.org> > > Subject: RE: Tomcat 5.0 which gets stuck > > > > I don't know what you mean by "We are using Apache Tomcat 5.0 which gets > > stuck sometimes and needs a stop and restart" but the stack trace you > posted > > is almost certainly evidence of a bug in your code. > > > > It's an illegal state exception to try and send an error if you have > > already sent "normal" content in some way. Which you almost certainly > have. > > > > So the stack trace shows a bug in your code. But what do you mean that > > tomcat "gets stuck"? What exact symptoms does this display. > > > > As to the other poster I am not sure what sort of guess that was but > there > > is nothing in that stack trace relating to broken pipes, timeouts, broken > > sockets etc. This is an HTTP protocol error (caused by poorly written > code) > > not a TCP level error. > > > > -----Original Message----- > > From: Sumeet Chitte [mailto:chittesum...@gmail.com] > > Sent: Wednesday, September 08, 2010 12:19 PM > > To: users@tomcat.apache.org > > Subject: Fwd: Tomcat 5.0 which gets stuck > > > > Hi, > > > > We are using Apache Tomcat 5.0 which gets stuck sometimes and needs a > stop > > and restart. We are using Microsoft Windows 2000 Service Pack 4. > > > > Below is the error from the log file, > > > > Kindly provide some solution. > > > > 2010-09-07 10:33:38 StandardWrapperValve[IFSCoreServlet]: > Servlet.service() > > for servlet IFSCoreServlet threw exception > > java.lang.IllegalStateException > > at > > > > > org.apache.coyote.tomcat5.CoyoteResponseFacade.sendError(CoyoteResponseFacade.java:324) > > at > > com.infodata.ifs.core.IFSCoreServlet.sendError(IFSCoreServlet.java:1159) > > at > com.infodata.ifs.core.IFSCoreServlet.service(IFSCoreServlet.java:1057) > > at javax.servlet.http.HttpServlet.service(HttpServlet.java:802) > > at > > > > > org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:237) > > at > > > > > org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:157) > > at > > > > > org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:214) > > at > > > > > org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:104) > > at > > > org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:520) > > at > > > > > org.apache.catalina.core.StandardContextValve.invokeInternal(StandardContextValve.java:198) > > at > > > > > org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:152) > > at > > > > > org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:104) > > at > > > org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:520) > > at > > > > > org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:137) > > at > > > > > org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:104) > > at > > > > > org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:118) > > at > > > > > org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:102) > > at > > > org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:520) > > at > > > > > org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109) > > at > > > > > org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:104) > > at > > > org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:520) > > at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:929) > > at > org.apache.coyote.tomcat5.CoyoteAdapter.service(CoyoteAdapter.java:160) > > at > > > org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:799) > > > > -- > > Thanks & Regards, > > Sumeet G. Chitte | Software Engineer, > > IBM,EGL 'A' Block, Off Indiranagar, > > Kormagala Intermediate Ring Road, > > Bangalore : 560071 > > Mail: suchi...@in.ibm.com > > > > --------------------------------------------------------------------- > > To unsubscribe, e-mail: users-unsubscr...@tomcat.apache.org > > For additional commands, e-mail: users-h...@tomcat.apache.org > > > > > > > -- > Thanks & Regards, > Sumeet G. Chitte | Software Engineer, > IBM,EGL 'A' Block, Off Indiranagar, > Kormagala Intermediate Ring Road, > Bangalore : 560071 > Mail: suchi...@in.ibm.com > Mob: 09620902544,09922922911. > > --------------------------------------------------------------------- > To unsubscribe, e-mail: users-unsubscr...@tomcat.apache.org > For additional commands, e-mail: users-h...@tomcat.apache.org > > -- Thanks & Regards, Sumeet G. Chitte | Software Engineer, IBM,EGL 'A' Block, Off Indiranagar, Kormagala Intermediate Ring Road, Bangalore : 560071 Mail: suchi...@in.ibm.com Mob: 09620902544,09922922911.
