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Aditya commented on SOLR-5019: ------------------------------ Some Additional Stack from logs. This exception is also observed around the error. 2013-06-25 10:52:52,471 WARNING [org.apache.solr.spelling.SpellCheckCollator] (ajp-0.0.0.0-8009-50) Exception trying to re-query to check if a spell check possibility would return any hits. java.util.ConcurrentModificationException at java.util.AbstractList$Itr.checkForComodification(AbstractList.java:372) at java.util.AbstractList$Itr.next(AbstractList.java:343) at java.util.AbstractList.equals(AbstractList.java:506) at org.apache.solr.search.QueryResultKey.isEqual(QueryResultKey.java:96) at org.apache.solr.search.QueryResultKey.equals(QueryResultKey.java:81) at java.util.HashMap.put(HashMap.java:376) at org.apache.solr.search.LRUCache.put(LRUCache.java:123) at org.apache.solr.search.SolrIndexSearcher.getDocListC(SolrIndexSearcher.java:1377) at org.apache.solr.search.SolrIndexSearcher.search(SolrIndexSearcher.java:457) at org.apache.solr.handler.component.QueryComponent.process(QueryComponent.java:410) at org.apache.solr.spelling.SpellCheckCollator.collate(SpellCheckCollator.java:112) at org.apache.solr.handler.component.SpellCheckComponent.addCollationsToResponse(SpellCheckComponent.java:203) at org.apache.solr.handler.component.SpellCheckComponent.process(SpellCheckComponent.java:180) at org.apache.solr.handler.component.SearchHandler.handleRequestBody(SearchHandler.java:208) at org.apache.solr.handler.RequestHandlerBase.handleRequest(RequestHandlerBase.java:135) at org.apache.solr.core.SolrCore.execute(SolrCore.java:1817) at org.apache.solr.servlet.SolrDispatchFilter.execute(SolrDispatchFilter.java:639) at org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:345) at org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:141) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:96) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:235) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191) at org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:190) at org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.java:92) at org.jboss.web.tomcat.security.SecurityContextEstablishmentValve.process(SecurityContextEstablishmentValve.java:126) at org.jboss.web.tomcat.security.SecurityContextEstablishmentValve.invoke(SecurityContextEstablishmentValve.java:70) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127) 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.core.StandardEngineValve.invoke(StandardEngineValve.java:109) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:330) at org.apache.coyote.ajp.AjpProcessor.process(AjpProcessor.java:436) at org.apache.coyote.ajp.AjpProtocol$AjpConnectionHandler.process(AjpProtocol.java:384) at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:447) at java.lang.Thread.run(Thread.java:662) > spurious ConcurrentModificationException with spell check component > ------------------------------------------------------------------- > > Key: SOLR-5019 > URL: https://issues.apache.org/jira/browse/SOLR-5019 > Project: Solr > Issue Type: Bug > Reporter: Yonik Seeley > Assignee: Yonik Seeley > Priority: Minor > Fix For: 5.0, 4.4 > > > ConcurrentModificationException with spell check component > http://markmail.org/message/bynajxhgzi2wyhx5 -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators For more information on JIRA, see: http://www.atlassian.com/software/jira --------------------------------------------------------------------- To unsubscribe, e-mail: dev-unsubscr...@lucene.apache.org For additional commands, e-mail: dev-h...@lucene.apache.org