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Jörgen Rydenius commented on SOLR-1769: --------------------------------------- I also have problems with the solr master after restarting with a non-empty data dir. NullPointerException on line ReplicationHandler$4.postCommit(ReplicationHandler.java:922), just like the trace above, but no SnapPuller in my stack: {noformat} java.lang.NullPointerException at org.apache.solr.handler.ReplicationHandler$4.postCommit(ReplicationHandler.java:922) at org.apache.solr.update.UpdateHandler.callPostCommitCallbacks(UpdateHandler.java:78) at org.apache.solr.update.DirectUpdateHandler2.commit(DirectUpdateHandler2.java:411) at org.apache.solr.update.processor.RunUpdateProcessor.processCommit(RunUpdateProcessorFactory.java:85) at org.apache.solr.handler.RequestHandlerUtils.handleCommit(RequestHandlerUtils.java:107) at org.apache.solr.handler.ContentStreamHandlerBase.handleRequestBody(ContentStreamHandlerBase.java:48) at org.apache.solr.handler.RequestHandlerBase.handleRequest(RequestHandlerBase.java:131) at org.apache.solr.core.SolrCore.execute(SolrCore.java:1316) at org.apache.solr.servlet.SolrDispatchFilter.execute(SolrDispatchFilter.java:338) at org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:241) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173) at org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:96) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:178) at org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:175) at org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.java:74) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:126) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:105) at org.jboss.web.tomcat.tc5.jca.CachedConnectionValve.invoke(CachedConnectionValve.java:156) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:107) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:148) at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:869) at org.apache.coyote.http11.Http11BaseProtocol$Http11ConnectionHandler.processConnection(Http11BaseProtocol.java:664) at org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:527) at org.apache.tomcat.util.net.MasterSlaveWorkerThread.run(MasterSlaveWorkerThread.java:112) at java.lang.Thread.run(Thread.java:619) {noformat} Restarting after clearing the solr data dir works fine. I uncommented the following lines in solrconfig.xml on my master: {noformat} <!--Master config--> <requestHandler name="/replication" class="solr.ReplicationHandler" > <lst name="master"> <str name="replicateAfter">commit</str> <str name="confFiles">schema.xml,stopwords.txt</str> </lst> </requestHandler> {noformat} > Solr 1.4 Replication - Repeater throwing NullPointerException > ------------------------------------------------------------- > > Key: SOLR-1769 > URL: https://issues.apache.org/jira/browse/SOLR-1769 > Project: Solr > Issue Type: Bug > Affects Versions: 1.4 > Reporter: Deepak > Assignee: Noble Paul > Priority: Critical > Attachments: SOLR-1769, solrconfig.xml, solrconfig.xml, > solrconfigSolr1.4.xml > > > Hi > I am trying to test Solr 1.4 Java replication. It works fine with this > configuration on slave and data is sync from master with out any issue > <requestHandler name="/replication" class="solr.ReplicationHandler" > > <lst name="slave"> > <str > name="masterUrl">http://IP:PORT/SolrSmartPriceSS/replication</str> > <str name="compression">internal</str> > <str name="httpConnTimeout">5000</str> > <str name="httpReadTimeout">10000</str> > </lst> > </requestHandler> > We need to setup repeater on this slave. We have this configuration on slave. > With this configuration, it's throwing a null pointer exception. Please see > error log > <requestHandler name="/replication" class="solr.ReplicationHandler" > > <lst name="master"> > <str name="replicateAfter">commit</str> > <str name="confFiles">schema.xml</str> > </lst> > <lst name="slave"> > <str > name="masterUrl">http://IP:PORT/SolrSmartPriceSS/replication</str> > <str name="compression">internal</str> > <str name="httpConnTimeout">5000</str> > <str name="httpReadTimeout">10000</str> > </lst> > </requestHandler> > Error log > INFO: start > commit(optimize=false,waitFlush=true,waitSearcher=true,expungeDeletes=false) > Feb 9, 2010 10:27:55 PM org.apache.solr.handler.ReplicationHandler doFetch > SEVERE: SnapPull failed > org.apache.solr.common.SolrException: Index fetch failed : > at > org.apache.solr.handler.SnapPuller.fetchLatestIndex(SnapPuller.java:329) > at > org.apache.solr.handler.ReplicationHandler.doFetch(ReplicationHandler.java:264) > at > org.apache.solr.handler.ReplicationHandler$1.run(ReplicationHandler.java:146) > Caused by: java.lang.NullPointerException > at > org.apache.solr.handler.ReplicationHandler$4.postCommit(ReplicationHandler.java:922) > at > org.apache.solr.update.UpdateHandler.callPostCommitCallbacks(UpdateHandler.java:78) > at > org.apache.solr.update.DirectUpdateHandler2.commit(DirectUpdateHandler2.java:411) > at org.apache.solr.handler.SnapPuller.doCommit(SnapPuller.java:467) > at > org.apache.solr.handler.SnapPuller.fetchLatestIndex(SnapPuller.java:319) > Please let us know how can we resolve this issue > Regards > Deepak > -- This message is automatically generated by JIRA. - You can reply to this email to add a comment to the issue online.