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POSolr RequestHandler init failure
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  1. POSolr RequestHandler init failure
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    copied!<p>I seem to be having problems getting solr up and running, I followed the guide here</p> <p><a href="http://andres.jaimes.net/878/setup-lucene-solr-centos-tomcat/" rel="noreferrer">http://andres.jaimes.net/878/setup-lucene-solr-centos-tomcat/</a></p> <p>All went well, but now I'm trying to import data from mysql. To do this I have been following this guide</p> <p><a href="http://www.wheelsandcogs.co.uk/2011/01/13/solr-tomcat-mysql-ubuntu/" rel="noreferrer">http://www.wheelsandcogs.co.uk/2011/01/13/solr-tomcat-mysql-ubuntu/</a></p> <p>The error comes when I add this to my solrconfig.xml</p> <pre><code>&lt;requestHandler name="/dataimport" class="org.apache.solr.handler.dataimport.DataImportHandler"&gt; &lt;lst name="defaults"&gt; &lt;str name="config"&gt;data-config.xml&lt;/str&gt; &lt;/lst&gt; &lt;/requestHandler&gt; </code></pre> <p>This is the error I get. If I remove this, solr runs fine but of course I cannot import from mysql.</p> <pre><code>HTTP Status 500 - {msg=SolrCore 'collection1' is not available due to init failure: RequestHandler init failure,trace=org.apache.solr.common.SolrException: SolrCore 'collection1' is not available due to init failure: RequestHandler init failure at org.apache.solr.core.CoreContainer.getCore(CoreContainer.java:1212) at org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:248) at org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:155) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.jav a:235) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:298) at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:857) at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java :588) at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:489) at java.lang.Thread.run(Thread.java:724) Caused by: org.apache.solr.common.SolrException: RequestHandler init failure at org.apache.solr.core.SolrCore.&lt;init&gt;(SolrCore.java:821) at org.apache.solr.core.SolrCore.&lt;init&gt;(SolrCore.java:618) at org.apache.solr.core.CoreContainer.createFromLocal(CoreContainer.java:949) at org.apache.solr.core.CoreContainer.create(CoreContainer.java:984) at org.apache.solr.core.CoreContainer$2.call(CoreContainer.java:597) at org.apache.solr.core.CoreContainer$2.call(CoreContainer.java:592) at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:334) at java.util.concurrent.FutureTask.run(FutureTask.java:166) at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471) at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:334) at java.util.concurrent.FutureTask.run(FutureTask.java:166) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) ... 1 more Caused by: org.apache.solr.common.SolrException: RequestHandler init failure at org.apache.solr.core.RequestHandlers.initHandlersFromConfig(RequestHandlers.java:168) at org.apache.solr.core.SolrCore.&lt;init&gt;(SolrCore.java:758) ... 13 more Caused by: org.apache.solr.common.SolrException: Error loading class 'org.apache.solr.handler.dataimport.DataImportHandler' at org.apache.solr.core.SolrResourceLoader.findClass(SolrResourceLoader.java:464) at org.apache.solr.core.SolrResourceLoader.findClass(SolrResourceLoader.java:396) at org.apache.solr.core.SolrCore.createInstance(SolrCore.java:518) at org.apache.solr.core.SolrCore.createRequestHandler(SolrCore.java:592) at org.apache.solr.core.RequestHandlers.initHandlersFromConfig(RequestHandlers.java:154) ... 14 more Caused by: java.lang.ClassNotFoundException: org.apache.solr.handler.dataimport.DataImportHandler at java.net.URLClassLoader$1.run(URLClassLoader.java:366) at java.net.URLClassLoader$1.run(URLClassLoader.java:355) at java.security.AccessController.doPrivileged(Native Method) at java.net.URLClassLoader.findClass(URLClassLoader.java:354) at java.lang.ClassLoader.loadClass(ClassLoader.java:424) at java.net.FactoryURLClassLoader.loadClass(URLClassLoader.java:789) at java.lang.ClassLoader.loadClass(ClassLoader.java:357) at java.lang.Class.forName0(Native Method) at java.lang.Class.forName(Class.java:270) at org.apache.solr.core.SolrResourceLoader.findClass(SolrResourceLoader.java:448) ... 18 more ,code=500} </code></pre> <p>I am running Centos, hence using the first guide to get solr up and running. The 2nd guide is for Ubuntu, there is a step near the beginning about installing the JDBC, I am not sure if I did it right.. I'm wondering if this may be part of the problem.</p>
 

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