Hey guys,
Has anyone successfully compiled and used Field Collapsing patch (236)
with Solr 1.4.1?
I keep getting this exception when I search:
null
java.lang.NullPointerException
at
org.apache.solr.search.fieldcollapse.NonAdjacentDocumentCollapser$FloatValueFieldComparator.compare(NonAdjacentDocumentCollapser.java:450)
at
org.apache.solr.search.fieldcollapse.NonAdjacentDocumentCollapser$DocumentComparator.compare(NonAdjacentDocumentCollapser.java:262)
at
org.apache.solr.search.fieldcollapse.NonAdjacentDocumentCollapser$DocumentPriorityQueue.lessThan(NonAdjacentDocumentCollapser.java:196)
at
org.apache.lucene.util.PriorityQueue.insertWithOverflow(PriorityQueue.java:173)
at
org.apache.solr.search.fieldcollapse.NonAdjacentDocumentCollapser.doCollapsing(NonAdjacentDocumentCollapser.java:113)
at
org.apache.solr.search.fieldcollapse.AbstractDocumentCollapser.executeCollapse(AbstractDocumentCollapser.java:259)
at
org.apache.solr.search.fieldcollapse.AbstractDocumentCollapser.collapse(AbstractDocumentCollapser.java:179)
at
org.apache.solr.handler.component.CollapseComponent.doProcess(CollapseComponent.java:180)
at
org.apache.solr.handler.component.CollapseComponent.process(CollapseComponent.java:134)
at
org.apache.solr.handler.component.SearchHandler.handleRequestBody(SearchHandler.java:195)
at
org.apache.solr.handler.RequestHandlerBase.handleRequest(RequestHandlerBase.java:131)
at org.apache.solr.core.SolrCore.execute(SolrCore.java:1316)
at
org.apache.solr.servlet.SolrDispatchFilter.execute(SolrDispatchFilter.java:339)
at
org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:242)
at
org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1089)
at
org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:365)
at
org.mortbay.jetty.security.SecurityHandler.handle(SecurityHandler.java:216)
at
org.mortbay.jetty.servlet.SessionHandler.handle(SessionHandler.java:181)
at
org.mortbay.jetty.handler.ContextHandler.handle(ContextHandler.java:712)
at org.mortbay.jetty.webapp.WebAppContext.handle(WebAppContext.java:405)
at
org.mortbay.jetty.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:211)
at
org.mortbay.jetty.handler.HandlerCollection.handle(HandlerCollection.java:114)
at
org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:139)
at org.mortbay.jetty.Server.handle(Server.java:285)
at
org.mortbay.jetty.HttpConnection.handleRequest(HttpConnection.java:502)
at
org.mortbay.jetty.HttpConnection$RequestHandler.headerComplete(HttpConnection.java:821)
at org.mortbay.jetty.HttpParser.parseNext(HttpParser.java:513)
at org.mortbay.jetty.HttpParser.parseAvailable(HttpParser.java:208)
at org.mortbay.jetty.HttpConnection.handle(HttpConnection.java:378)
at
org.mortbay.jetty.bio.SocketConnector$Connection.run(SocketConnector.java:226)
at
org.mortbay.thread.BoundedThreadPool$PoolThread.run(BoundedThreadPool.java:442)
Thanks,
Moazzam
