Just to wrap up this one. Previously all the lib jars were located in the war file on our setup, this was mainly to ease deployment as it's just a single file. Moving the lib directory external to the war seems to have fixed the issue.
Thanks for the pointer Erick. -----Original Message----- From: Erick Erickson [mailto:erickerick...@gmail.com] Sent: Tue 13/11/2012 12:05 To: solr-user@lucene.apache.org Subject: Re: Unable to run two multicore Solr instances under Tomcat At a guess you have leftover jars from your earlier installation in your classpath that are being picked up. I've always found that figuring out how _that_ happened is...er... "interesting"... Best Erick On Mon, Nov 12, 2012 at 7:44 AM, Adam Neal <an...@mass.co.uk> wrote: > Hi, > > I have been running two multicore Solr instances under Tomcat using a > nightly build of 4.0 from September 2011. This has been running fine but > when I try to update these instances to the release version of 4.0 I'm > hitting problems when the second instance starts up. If I have one instance > on the release version and one on the nightly build it also works fine. > > It's running on a Solaris 10 box using Tomcat 6.0.26 and Java 1.6.0_20 > > I can run up either instance on it's own and it works fine, it's just when > starting both together so I'm pretty sure my configs aren't the issue. > > Snippet from the log is below, please note that I have had to type this > out so there may be some typos, hopefully not! > > Any ideas? > > Adam > > > 12-Nov-2012 09:58:50 org.apache.solr.core.SolrResourceLoader locateSolrHome > INFO: Using JNDI solr.home: /conf_solr/instance2 > 12-Nov-2012 09:58:50 org.apache.solr.core.SolrResourceLoader <init> > INFO: new SolrResourceLoader for deduced Solr Home: '/conf_solr/instance2/' > 12-Nov-2012 09:58:52 org.apache.solr.servlet.SolrDispatchFilter init > INFO: SolrDispatchFilter.init() > 12-Nov-2012 09:58:52 org.apache.solr.core.SolrResourceLoader locateSolrHome > INFO: Using JNDI solr.home /conf_solr/instance2 > 12-Nov-2012 09:58:52 org.apache.solr.core.CoreContainer$Initializer > initialize > INFO: looking for solr.xml: /conf_solr/instance2/solr.xml > 12-Nov-2012 09:58:52 org.apache.solr.core.CoreContainer <init> > INFO: New CoreContainer 15471347 > 12-Nov-2012 09:58:52 org.apache.solr.core.CoreContainer load > INFO: Loading CoreContainer using Solr Home: '/conf_solr/instance2/' > 12-Nov-2012 09:58:52 org.apache.solr.core.SolrResourceLoader <init> > INFO: new SOlrResourceLoader for directory: '/conf_solr/instance2/' > 12-Nov-2012 09:58:52 org.apache.solr.servlet.SolrDispatchFilter init > SEVERE: Could not start Solr. Check solr/home property and the logs > 12-Nov-2012 09:58:52 org.apache.solr.common.SolrException log > SEVERE: null:java.lang.ClassCastException: > org.apache.xerces.parsers.XIncludeAwareParserConfiguration cannot be cast > to org.apache.xerces.xni.parser.XMLParserConfiguration > at org.apache.xerces.parsers.DOMParser.<init>(Unknown Source) > at org.apache.xerces.parsers.DOMParser.<init>(Unknown Source) > at org.apache.xerces.jaxp.DocumentBuilderImpl.<init>(Unknown > Source) > at > org.apache.xerces.jaxp.DocumentBuilderFactoryImpl.newDocumentBuilder(Unknown > Source) > at > com.sun.org.apache.xalan.internal.xsltc.trax.SAX2DOM.createDocument(SAX2DOM.java:324) > at > com.sun.org.apache.xalan.internal.xsltc.trax.SAX2DOM.<init>(SAX2DOM.java:84) > at > com.sun.org.apache.xalan.internal.xsltc.runtime.output.TranslateOutputHandlerFactory.getSerializationHanlder(TransletOutputHandlerFactory.java:187) > at > com.sun.org.apache.xalan.internal.xsltc.trax.TransformerImpl.getOutputHandler(TransformerImpl.java:392) > at > com.sun.org.apache.xalan.internal.xsltc.trax.TransformerImpl.transform(TransformerImpl.java:298) > at > org.apache.solr.core.CoreContainer.copyDoc(CoreContainer.java:551) > at org.apache.solr.core.CoreContainer.load(CoreContainer.java:381) > at org.apache.solr.core.CoreContainer.load(CoreContainer.java:356) > at > org.apache.solr.core.CoreContainer$Initializer.initialize(CoreContainer.java:308) > at > org.apache.solr.servlet.SolrDispatchFilter.init(SolrDispatchFilter.java:107) > at > org.apache.catalina.core.ApplicationFilterConfig.getFilter(ApplicationFilterConfig.java:295) > at > org.apache.catalina.core.ApplicationFilterConfig.setFilterDef(ApplicationFilterConfig.java:422) > at > org.apache.catalina.core.ApplicationFilterConfig.<init>(ApplicationFilterConfig.java:115) > at > org.apache.catalina.core.StandardContext.filterStart(StandardContext.java:3838) > at > org.apache.catalina.core.StandardContext.start(StandardContext.java:4488) > at > org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:791) > at > org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:771) > at > org.apache.catalina.core.StandardHost.addChild(StandardHost.java:546) > at > org.apache.catalina.startup.HostConfig.deployDescriptor(HostConfig.java:637) > at > org.apache.catalina.startup.HostConfig.deployDescriptors(HostConfig.java:563) > at > org.apache.catalina.startup.HostConfig.deployApps(HostConfig.java:498) > at > org.apache.catalina.startup.HostConfig.start(HostConfig.java:1277) > at > org.apache.catalina.startup.HostConfig.lifecycleEvent(HostConfig.java:321) > at > org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:119) > at > org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1053) > at > org.apache.catalina.core.StandardHost.start(StandardHost.java:785) > at > org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1045) > at > org.apache.catalina.core.StandardEngine.start(StandardEngine.java:443) > at > org.apache.catalina.core.StandardService.start(StandardService.java:519) > at > org.apache.catalina.core.StandardServer.start(StandardServer.java:710) > at org.apache.catalina.startup.Catalina.start(Catalina.java@581) > at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) > at > sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) > at java.lang.reflect.Method.invoke(Method.java:597) > at org.apache.cataline.startup.Bootstrap.start(Bootstrap.java:289) > at org.apache.cataline.startup.Bootstrap.main(Bootstrap.java:414) > > > ##################################################################################### > > This E-mail is the property of Mass Consultants Ltd. 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