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Joel Bernstein commented on SOLR-8291: -------------------------------------- I've been reviewing code looking for a way that this NPE could occur in normal operations and I don't see one. Can you post the a log from the time period that this occurring. I'd like to see what is happening on the server a few minutes before the NPE occurs. Also you mention this doesn't occur all the time. How do you get the query working again when this occurs? Does it occur for periods of time and self correct? > Get NPE during calling export handler > ------------------------------------- > > Key: SOLR-8291 > URL: https://issues.apache.org/jira/browse/SOLR-8291 > Project: Solr > Issue Type: Bug > Components: SolrCloud > Affects Versions: 5.2.1 > Reporter: Ray > > Get NPE during calling export handler, here is the stack trace: > at org.apache.lucene.util.BitSetIterator.<init>(BitSetIterator.java:58) > at > org.apache.solr.response.SortingResponseWriter.write(SortingResponseWriter.java:138) > at > org.apache.solr.response.QueryResponseWriterUtil.writeQueryResponse(QueryResponseWriterUtil.java:53) > at > org.apache.solr.servlet.HttpSolrCall.writeResponse(HttpSolrCall.java:727) > at org.apache.solr.servlet.HttpSolrCall.call(HttpSolrCall.java:459) > at > org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:227) > at > org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:196) > at > org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:274) > at > org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:242) > at > org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:274) > at > org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:242) > at > org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:275) > at > org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:161) > at > org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:181) > at > org.jboss.modcluster.catalina.CatalinaContext$RequestListenerValve.event(CatalinaContext.java:285) > at > org.jboss.modcluster.catalina.CatalinaContext$RequestListenerValve.invoke(CatalinaContext.java:261) > at > org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.java:88) > at > org.jboss.web.tomcat.security.SecurityContextEstablishmentValve.invoke(SecurityContextEstablishmentValve.java:100) > at > org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:159) > at > org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102) > at > org.jboss.web.tomcat.service.jca.CachedConnectionValve.invoke(CachedConnectionValve.java:158) > at > org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:567) > at > org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109) > at > org.jboss.web.tomcat.service.request.ActiveRequestResponseCacheValve.invoke(ActiveRequestResponseCacheValve.java:53) > at > org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:362) > at > org.apache.coyote.ajp.AjpAprProcessor.process(AjpAprProcessor.java:489) > at > org.apache.coyote.ajp.AjpAprProtocol$AjpConnectionHandler.process(AjpAprProtocol.java:452) > at > org.apache.tomcat.util.net.AprEndpoint$Worker.run(AprEndpoint.java:2019) > at java.lang.Thread.run(Thread.java:745) > It seems there are some FixedBitSet was set to null -- This message was sent by Atlassian JIRA (v6.3.4#6332) --------------------------------------------------------------------- To unsubscribe, e-mail: dev-unsubscr...@lucene.apache.org For additional commands, e-mail: dev-h...@lucene.apache.org