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https://issues.apache.org/jira/browse/SOLR-8291?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15005002#comment-15005002
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Ray commented on SOLR-8291:
---------------------------
1) the issues will not happen all the time, but when it happen, all the queries
will failed, because we are only use this kind of query to fetch data.
2) we had 3 shards for the collection, for each shard, there will be about 15
segments.
> 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
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