more information, problem only happends when I have both sort by function and grouping in query.
________________________________________ From: Kuai, Ben [ben.k...@sensis.com.au] Sent: Monday, November 12, 2012 2:12 PM To: solr-user@lucene.apache.org Subject: sort by function error Hi I am trying to use sort by function something like "sort=sum(field1, field2) asc " But it is not working and I got error " SortField needs to be rewritten through Sort.rewrite(..) and SortField.rewrite" Please shed me some light on this. Thanks Ben Full exception stack track: SEVERE: java.lang.IllegalStateException: SortField needs to be rewritten through Sort.rewrite(..) and SortField.rewrite(..) at org.apache.lucene.search.SortField.getComparator(SortField.java:484) at org.apache.lucene.search.grouping.AbstractFirstPassGroupingCollector.<init>(AbstractFirstPassGroupingCollector.java:82) at org.apache.lucene.search.grouping.TermFirstPassGroupingCollector.<init>(TermFirstPassGroupingCollector.java:58) at org.apache.solr.search.Grouping$TermFirstPassGroupingCollectorJava6.<init>(Grouping.java:1009) at org.apache.solr.search.Grouping$CommandField.createFirstPassCollector(Grouping.java:632) at org.apache.solr.search.Grouping.execute(Grouping.java:301) at org.apache.solr.handler.component.QueryComponent.process(QueryComponent.java:373) at org.apache.solr.handler.component.SearchHandler.handleRequestBody(SearchHandler.java:201) at org.apache.solr.handler.RequestHandlerBase.handleRequest(RequestHandlerBase.java:129) at org.apache.solr.core.SolrCore.execute(SolrCore.java:1316) at org.apache.solr.servlet.SolrDispatchFilter.execute(SolrDispatchFilter.java:353) at org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:248) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:243) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:225) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:123) at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:472) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:168) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:98) at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:927) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:118) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:407) at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1001) at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:585) at org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:310) at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908) at java.lang.Thread.run(Thread.java:662)