Hi, It looks like the outcome field my not be correct or it may have missing values. You'll need to populate this field for all records in the training set.
Joel Bernstein http://joelsolr.blogspot.com/ On Wed, Nov 23, 2016 at 3:21 PM, Joe Obernberger < joseph.obernber...@gmail.com> wrote: > Hi - I'm trying to experiment with the new train, features, model, > classify capabilities of Solr 6.3.0. I'm following along on: > https://cwiki.apache.org/confluence/display/solr/Streaming+ > Expressions#StreamingExpressions-StreamSources > > When I execute: > features(UNCLASS, > q="*:*", > featureSet="JoeFeature1", > field="Title", > outcome="Out", > numTerms=250) > > Title is defined like: > <field name="Title" type="text_general" indexed="true" stored="false"/> > > Is this the correct syntax? I'm getting an error: > > { > "result-set": { > "docs": [ > { > "EXCEPTION": "java.util.concurrent.ExecutionException: > org.apache.solr.client.solrj.impl.HttpSolrClient$RemoteSolrException: > Error from server at http://cressida:9100/solr/UNCLASS_shard2_replica2: > java.lang.NullPointerException\n\tat org.apache.solr.search.IGainTe > rmsQParserPlugin$IGainTermsCollector.collect(IGainTermsQParserPlugin.java:129)\n\tat > org.apache.lucene.search.MatchAllDocsQuery$1$1.score(MatchAllDocsQuery.java:56)\n\tat > org.apache.lucene.search.BulkScorer.score(BulkScorer.java:39)\n\tat > org.apache.lucene.search.IndexSearcher.search(IndexSearcher.java:669)\n\tat > org.apache.lucene.search.IndexSearcher.search(IndexSearcher.java:473)\n\tat > org.apache.solr.search.SolrIndexSearcher.buildAndRunCollecto > rChain(SolrIndexSearcher.java:242)\n\tat org.apache.solr.search.SolrInd > exSearcher.getDocListNC(SolrIndexSearcher.java:1803)\n\tat > org.apache.solr.search.SolrIndexSearcher.getDocListC(SolrIndexSearcher.java:1620)\n\tat > org.apache.solr.search.SolrIndexSearcher.search(SolrIndexSearcher.java:617)\n\tat > org.apache.solr.handler.component.QueryComponent.process(QueryComponent.java:531)\n\tat > org.apache.solr.handler.component.SearchHandler.handleReques > tBody(SearchHandler.java:295)\n\tat org.apache.solr.handler.Reques > tHandlerBase.handleRequest(RequestHandlerBase.java:153)\n\tat > org.apache.solr.core.SolrCore.execute(SolrCore.java:2213)\n\tat > org.apache.solr.servlet.HttpSolrCall.execute(HttpSolrCall.java:654)\n\tat > org.apache.solr.servlet.HttpSolrCall.call(HttpSolrCall.java:460)\n\tat > org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:303)\n\tat > org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:254)\n\tat > org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilte > r(ServletHandler.java:1668)\n\tat org.eclipse.jetty.servlet.Serv > letHandler.doHandle(ServletHandler.java:581)\n\tat > org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:143)\n\tat > org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:548)\n\tat > org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:226)\n\tat > org.eclipse.jetty.server.handler.ContextHandler.doHandle( > ContextHandler.java:1160)\n\tat org.eclipse.jetty.servlet.Serv > letHandler.doScope(ServletHandler.java:511)\n\tat > org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:185)\n\tat > org.eclipse.jetty.server.handler.ContextHandler.doScope( > ContextHandler.java:1092)\n\tat org.eclipse.jetty.server.handl > er.ScopedHandler.handle(ScopedHandler.java:141)\n\tat > org.eclipse.jetty.server.handler.ContextHandlerCollection.ha > ndle(ContextHandlerCollection.java:213)\n\tat > org.eclipse.jetty.server.handler.HandlerCollection.handle( > HandlerCollection.java:119)\n\tat org.eclipse.jetty.server.handl > er.HandlerWrapper.handle(HandlerWrapper.java:134)\n\tat > org.eclipse.jetty.server.Server.handle(Server.java:518)\n\tat > org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:308)\n\tat > org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:244)\n\tat > org.eclipse.jetty.io.AbstractConnection$ReadCallback. > succeeded(AbstractConnection.java:273)\n\tat org.eclipse.jetty.io > .FillInterest.fillable(FillInterest.java:95)\n\tat org.eclipse.jetty.io > .SelectChannelEndPoint$2.run(SelectChannelEndPoint.java:93)\n\tat > org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume > .produceAndRun(ExecuteProduceConsume.java:246)\n\tat > org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume > .run(ExecuteProduceConsume.java:156)\n\tat org.eclipse.jetty.util.thread. > QueuedThreadPool.runJob(QueuedThreadPool.java:654)\n\tat > org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:572)\n\tat > java.lang.Thread.run(Thread.java:745)\n", > "EOF": true, > "RESPONSE_TIME": 10 > } > ] > } > } > > Thank you! > > -Joe > >
