On Sun, Aug 22, 2010 at 15:04, Ruwan Linton <[email protected]> wrote: > Abid, are you using a webapp deployment of Synapse, or is it the standalone > synapse that you are running? > > Andreas, if it is standalone synapse distro, I don't think AxisServlet gets > a chance to init itself, since synapse server manager is initializing the > axis2 instance in the standalone case and the AxisServlet is not deployed in > the standalone synapse startup process.
The stack trace contains references to classes in org.apache.catalina. This is only possible in a webapp deployment. > Thanks, > Ruwan > > On Sun, Aug 22, 2010 at 5:22 PM, Andreas Veithen > <[email protected]>wrote: > >> Ruwan, >> >> As explained in AXIS2-4465, AxisServlet will always register itself as >> http transport, replacing any http transport configured in axis2.xml. >> >> Andreas >> >> On Sat, Aug 21, 2010 at 15:57, Ruwan Linton <[email protected]> >> wrote: >> > Hi Abid, >> > >> > This is strange, it just has the non blocking http transport. I wonder >> how >> > you get this exception in that case. Is this error re-producible, if so >> > please give us the steps so that we can try to re-produce this and fix >> it. >> > >> > Thanks, >> > Ruwan >> > >> > On Fri, Aug 20, 2010 at 8:20 PM, Abid Khan-EXT <[email protected] >> >wrote: >> > >> >> I think I am using blocking transports, I am using synapse 1.2, please >> see >> >> attached files, and suggest/recommend changes. >> >> >> >> Thanks & Regards, >> >> Abid >> >> >> >> -----Original Message----- >> >> From: Ruwan Linton [mailto:[email protected]] >> >> Sent: Thursday, August 19, 2010 10:41 PM >> >> To: [email protected] >> >> Subject: Re: NullPointerException occurs when synapse is deployed on >> JBOSS >> >> >> >> The problem here is that you are using both the servlet and non blocking >> >> http transports, in your axis2.xml, and a response for a message >> received >> >> from the nhttp transport has been directed to the servlet transport. >> >> >> >> If you do not have the servlet transport in the axis2.xml, please attach >> >> both the axis2.xml and the synapse.xml files. I am assuming that you are >> >> using the synapse 1.2, right? >> >> >> >> Thanks, >> >> Ruwan >> >> >> >> On Fri, Aug 20, 2010 at 6:27 AM, Abid Khan-EXT <[email protected] >> >> >wrote: >> >> >> >> > Hello all, >> >> > >> >> > I am seeing this exception very frequently and was wondering if it has >> >> been >> >> > fixed. This exception occurs every time, the problem is that some time >> >> the >> >> > response is not ever received. >> >> > >> >> > 00:41:58,000 ERROR [STDERR] java.lang.NullPointerException >> >> > 00:41:58,001 ERROR [STDERR] at >> >> > >> >> >> org.apache.coyote.http11.InternalOutputBuffer.realWriteBytes(InternalOutputBuffer.java:724) >> >> > 00:41:58,001 ERROR [STDERR] at >> >> > org.apache.tomcat.util.buf.ByteChunk.flushBuffer(ByteChunk.java:449) >> >> > 00:41:58,001 ERROR [STDERR] at >> >> > >> >> >> org.apache.coyote.http11.InternalOutputBuffer.flush(InternalOutputBuffer.java:299) >> >> > 00:41:58,001 ERROR [STDERR] at >> >> > >> org.apache.coyote.http11.Http11Processor.action(Http11Processor.java:950) >> >> > 00:41:58,001 ERROR [STDERR] at >> >> > org.apache.coyote.Response.action(Response.java:186) >> >> > 00:41:58,001 ERROR [STDERR] at >> >> > >> org.apache.catalina.connector.OutputBuffer.doFlush(OutputBuffer.java:343) >> >> > 00:41:58,001 ERROR [STDERR] at >> >> > >> org.apache.catalina.connector.OutputBuffer.flush(OutputBuffer.java:314) >> >> > 00:41:58,001 ERROR [STDERR] at >> >> > >> >> >> org.apache.catalina.connector.CoyoteOutputStream.flush(CoyoteOutputStream.java:98) >> >> > 00:41:58,001 ERROR [STDERR] at >> >> > java.io.BufferedOutputStream.flush(BufferedOutputStream.java:124) >> >> > 00:41:58,001 ERROR [STDERR] at >> >> > com.ctc.wstx.io.UTF8Writer.flush(UTF8Writer.java:99) >> >> > 00:41:58,002 ERROR [STDERR] at >> >> > com.ctc.wstx.sw.BufferingXmlWriter.flush(BufferingXmlWriter.java:214) >> >> > 00:41:58,002 ERROR [STDERR] at >> >> > com.ctc.wstx.sw.BaseStreamWriter.flush(BaseStreamWriter.java:311) >> >> > 00:41:58,002 ERROR [STDERR] at >> >> > >> >> >> org.apache.axiom.om.impl.MTOMXMLStreamWriter.flush(MTOMXMLStreamWriter.java:146) >> >> > 00:41:58,002 ERROR [STDERR] at >> >> > >> >> >> org.apache.axiom.om.impl.llom.OMNodeImpl.serializeAndConsume(OMNodeImpl.java:472) >> >> > 00:41:58,002 ERROR [STDERR] at >> >> > >> >> >> org.apache.axis2.transport.http.ApplicationXMLFormatter.writeTo(ApplicationXMLFormatter.java:143) >> >> > 00:41:58,002 ERROR [STDERR] at >> >> > >> >> >> org.apache.synapse.transport.nhttp.HttpCoreNIOSender.sendUsingOutputStream(HttpCoreNIOSender.java:449) >> >> > 00:41:58,002 ERROR [STDERR] at >> >> > >> >> >> org.apache.synapse.transport.nhttp.HttpCoreNIOSender.invoke(HttpCoreNIOSender.java:266) >> >> > 00:41:58,002 ERROR [STDERR] at >> >> > org.apache.axis2.engine.AxisEngine.send(AxisEngine.java:448) >> >> > 00:41:58,002 ERROR [STDERR] at >> >> > >> org.apache.synapse.core.axis2.Axis2Sender.sendBack(Axis2Sender.java:138) >> >> > 00:41:58,002 ERROR [STDERR] at >> >> > >> >> >> org.apache.synapse.core.axis2.Axis2SynapseEnvironment.injectMessage(Axis2SynapseEnvironment.java:169) >> >> > 00:41:58,002 ERROR [STDERR] at >> >> > >> >> >> org.apache.synapse.core.axis2.SynapseCallbackReceiver.handleMessage(SynapseCallbackReceiver.java:301) >> >> > 00:41:58,003 ERROR [STDERR] at >> >> > >> >> >> org.apache.synapse.core.axis2.SynapseCallbackReceiver.receive(SynapseCallbackReceiver.java:131) >> >> > 00:41:58,003 ERROR [STDERR] at >> >> > org.apache.axis2.engine.AxisEngine.receive(AxisEngine.java:176) >> >> > 00:41:58,003 ERROR [STDERR] at >> >> > >> >> >> org.apache.synapse.transport.nhttp.ClientWorker.run(ClientWorker.java:200) >> >> > 00:41:58,003 ERROR [STDERR] at >> >> > >> >> >> java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886) >> >> > 00:41:58,003 ERROR [STDERR] at >> >> > >> >> >> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908) >> >> > 00:41:58,003 ERROR [STDERR] at >> java.lang.Thread.run(Thread.java:619) >> >> > >> >> > Thanks & Regards, >> >> > >> >> > Abid Khan >> >> > Java Consultant >> >> > Jeppesen (Software Product Development) >> >> > Desk: 303.328.6554 | Cell: 720.480.3523 >> >> > <Promotor of simple solutions, even rocket science can be simplified.> >> >> > >> >> > >> >> > >> >> >> >> >> >> -- >> >> Ruwan Linton >> >> Software Architect & Product Manager, WSO2 ESB; http://wso2.org/esb >> >> WSO2 <http://wso2.org/esb%0AWSO2> Inc.; http://wso2.org >> >> >> >> Lean . Enterprise . Middleware >> >> >> >> phone: +1 408 754 7388 ext 51789 >> >> email: [email protected]; cell: +94 77 341 3097 >> >> blog: http://blog.ruwan.org >> >> linkedin: http://www.linkedin.com/in/ruwanlinton >> >> google: http://www.google.com/profiles/ruwan.linton >> >> tweet: http://twitter.com/ruwanlinton >> >> >> > >> > >> > >> > -- >> > Ruwan Linton >> > Software Architect & Product Manager, WSO2 ESB; http://wso2.org/esb >> > WSO2 Inc.; http://wso2.org >> > >> > Lean . Enterprise . Middleware >> > >> > phone: +1 408 754 7388 ext 51789 >> > email: [email protected]; cell: +94 77 341 3097 >> > blog: http://blog.ruwan.org >> > linkedin: http://www.linkedin.com/in/ruwanlinton >> > google: http://www.google.com/profiles/ruwan.linton >> > tweet: http://twitter.com/ruwanlinton >> > >> > > > > -- > Ruwan Linton > Software Architect & Product Manager, WSO2 ESB; http://wso2.org/esb > WSO2 Inc.; http://wso2.org > > Lean . Enterprise . Middleware > > phone: +1 408 754 7388 ext 51789 > email: [email protected]; cell: +94 77 341 3097 > blog: http://blog.ruwan.org > linkedin: http://www.linkedin.com/in/ruwanlinton > google: http://www.google.com/profiles/ruwan.linton > tweet: http://twitter.com/ruwanlinton >
