Return-Path: Delivered-To: apmail-xml-cocoon-users-archive@xml.apache.org Received: (qmail 88831 invoked by uid 500); 15 Oct 2002 06:29:42 -0000 Mailing-List: contact cocoon-users-help@xml.apache.org; run by ezmlm Precedence: bulk list-help: list-unsubscribe: list-post: Reply-To: cocoon-users@xml.apache.org Delivered-To: mailing list cocoon-users@xml.apache.org Received: (qmail 88771 invoked from network); 15 Oct 2002 06:29:41 -0000 Message-ID: From: "Majcen, Kurt" To: "'cocoon-users@xml.apache.org'" Subject: org.apache.cocoon.ProcessingException: Failed to execute pipeline .: java.lang.NullPointerException Date: Mon, 14 Oct 2002 08:34:44 +0200 MIME-Version: 1.0 X-Mailer: Internet Mail Service (5.5.2650.21) Content-Type: text/plain; charset="iso-8859-1" X-Spam-Rating: daedalus.apache.org 1.6.2 0/1000/N Hello all! In my frame based solution I have a main frame with the navigation being some links to xhtml files for the second frame. For each of these functionalities behind the links I did a sitemap in a sub-directory. The phaenomenon I realised: When I click on a navigation link for the first time everything seems ok. When clicking for the second time I get an exception from source Cocoon servlet(see below) which I cannot explain why. Furthermore I have to restart my JRUN4 server again to get everything working (but again only once the chance to click a navigation link :-( --------- exception -------------- 10/10 15:18:54 user ERROR (2002-10-10) 15:18.54:067 [cocoon.m] (/leaf/users/index5.xhtml) web-4/PipelineNode: Error while processing pipeline at file:/C:/Programme/JRun4/servers/default/SERVER-INF/temp/leaf.war-1321099155 /users/sitemap.xmap:27:-1 org.apache.cocoon.ProcessingException: Failed to execute pipeline.: java.lang.NullPointerException at org.apache.cocoon.components.pipeline.CachingEventPipeline.process(CachingEv entPipeline.java:223) at org.apache.cocoon.components.pipeline.CachingStreamPipeline.process(CachingS treamPipeline.java:399) at org.apache.cocoon.components.treeprocessor.sitemap.SerializeNode.invoke(Seri alizeNode.java:153) at org.apache.cocoon.components.treeprocessor.AbstractParentProcessingNode.invo keNodes(AbstractParentProcessingNode.java:109) at org.apache.cocoon.components.treeprocessor.ContainerNode.invoke(ContainerNod e.java:70) at org.apache.cocoon.components.treeprocessor.sitemap.CallNode.invoke(CallNode. java:122) at org.apache.cocoon.components.treeprocessor.AbstractParentProcessingNode.invo keNodes(AbstractParentProcessingNode.java:85) ... at org.apache.cocoon.components.treeprocessor.TreeProcessor.process(TreeProcess or.java:328) at org.apache.cocoon.components.treeprocessor.TreeProcessor.process(TreeProcess or.java:293) at org.apache.cocoon.Cocoon.process(Cocoon.java:575) at org.apache.cocoon.servlet.CocoonServlet.service(CocoonServlet.java:999) at javax.servlet.http.HttpServlet.service(HttpServlet.java:853) at jrun.servlet.ServletInvoker.invoke(ServletInvoker.java:106) at jrun.servlet.JRunInvokerChain.invokeNext(JRunInvokerChain.java:42) at jrun.servlet.JRunRequestDispatcher.invoke(JRunRequestDispatcher.java:241) at jrun.servlet.ServletEngineService.dispatch(ServletEngineService.java:527) at jrun.servlet.http.WebService.invokeRunnable(WebService.java:172) at jrunx.scheduler.ThreadPool$DownstreamMetrics.invokeRunnable(ThreadPool.java: 348) at jrunx.scheduler.ThreadPool$ThreadThrottle.invokeRunnable(ThreadPool.java:451 ) at jrunx.scheduler.ThreadPool$UpstreamMetrics.invokeRunnable(ThreadPool.java:29 4) at jrunx.scheduler.WorkerThread.run(WorkerThread.java:66) Caused by: java.lang.NullPointerException at org.apache.xalan.transformer.TransformerIdentityImpl.flushStartDoc(Transform erIdentityImpl.java:885) at org.apache.xalan.transformer.TransformerIdentityImpl.comment(TransformerIden tityImpl.java:1267) at org.apache.cocoon.xml.AbstractXMLPipe.comment(AbstractXMLPipe.java:265) at org.apache.cocoon.xml.AbstractXMLPipe.comment(AbstractXMLPipe.java:265) at org.apache.cocoon.xml.AbstractXMLPipe.comment(AbstractXMLPipe.java:265) at org.apache.cocoon.components.sax.XMLByteStreamInterpreter.parse(XMLByteStrea mInterpreter.java:151) at org.apache.cocoon.components.sax.XMLByteStreamInterpreter.deserialize(XMLByt eStreamInterpreter.java:102) at org.apache.cocoon.components.pipeline.CachingEventPipeline.process(CachingEv entPipeline.java:219) ... 34 more --------- end of exception -------------- Unfortunately it may happen that the above phaenomenon does not appear without any changes(but only with a 1% chance when starting the JRUN server new, I guess). The main sitemap contains: -------------------------- Using no sub-directories and therefore a differently named sub-sitemap seems to work more stable but does not provide the structured solution like I want it to be. Is this a known bug? Some ideas what I should check? Thanks, Kurt --------------------------------------------------------------------- Please check that your question has not already been answered in the FAQ before posting. To unsubscribe, e-mail: For additional commands, e-mail: