Hello Diego, solr.log contains always the same single stacktrace in SOLR 7.2. I've been trying to pass rq via solrconfig.xml and via HTTP form. The /searchIncidents handler contains edismax query. Works if I completely disable rq. When I add the rq param, even something like: {!ltr reRankDocs=25 model=incidentModel} I get the exception. The model is there, it's LinearModel model simplified to contain only single feature 'originalScore', defined as in all available examples. I just copy the same config directory under 'server\solr' to SOLR 7.0 and it works. I only skip the 'data' subfolder because of index differences, wen copying.
2017-12-28 13:51:08.141 DEBUG (qtp205125520-18) [ x:entityindex] o.a.s.c.S.Request [entityindex] webapp=/solr path=/searchIncidents params={personalId=1234567890&searchedTerms=Test&rq={!ltr+reRankDocs%3D25+model%3DincidentModel}} 2017-12-28 13:51:08.145 ERROR (qtp205125520-18) [ x:entityindex] o.a.s.h.RequestHandlerBase org.apache.solr.common.SolrException: rq parameter must be a RankQuery at org.apache.solr.handler.component.QueryComponent.prepare(QueryComponent.java:183) at org.apache.solr.handler.component.SearchHandler.handleRequestBody(SearchHandler.java:276) at org.apache.solr.handler.RequestHandlerBase.handleRequest(RequestHandlerBase.java:177) at org.apache.solr.core.SolrCore.execute(SolrCore.java:2503) at org.apache.solr.servlet.HttpSolrCall.execute(HttpSolrCall.java:710) at org.apache.solr.servlet.HttpSolrCall.call(HttpSolrCall.java:516) at org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:382) at org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:326) at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1751) at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:582) at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:143) at org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:548) at org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:226) at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1180) at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:512) at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:185) at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1112) at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:141) at org.eclipse.jetty.server.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:213) at org.eclipse.jetty.server.handler.HandlerCollection.handle(HandlerCollection.java:119) at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:134) at org.eclipse.jetty.rewrite.handler.RewriteHandler.handle(RewriteHandler.java:335) at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:134) at org.eclipse.jetty.server.Server.handle(Server.java:534) at org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:320) at org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:251) at org.eclipse.jetty.io.AbstractConnection$ReadCallback.succeeded(AbstractConnection.java:283) at org.eclipse.jetty.io.FillInterest.fillable(FillInterest.java:108) at org.eclipse.jetty.io.SelectChannelEndPoint$2.run(SelectChannelEndPoint.java:93) at org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.executeProduceConsume(ExecuteProduceConsume.java:303) at org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.produceConsume(ExecuteProduceConsume.java:148) at org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.run(ExecuteProduceConsume.java:136) at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:671) at org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:589) at java.lang.Thread.run(Unknown Source) Best regards, Dariusz Wojtas On Thu, Dec 28, 2017 at 1:03 PM, Diego Ceccarelli (BLOOMBERG/ LONDON) < dceccarel...@bloomberg.net> wrote: > Hello Dariusz, > > Can you look into the solr logs for a stack trace or ERROR logs? > > > > From: solr-user@lucene.apache.org At: 12/27/17 19:01:29To: > solr-user@lucene.apache.org > Subject: SOLR 7.2 and LTR > > Hi, > > I am using SOLR 7.0 and use the ltr parser. > The configuration I use works nicely under SOLR 7.0.0. > I am trying to upgrade to 7.2.0 but whenever I want to use my handler, I > get an exception: > "rq parameter must be a RankQuery" > > The exact response is: > <lst name="error"> > <lst name="metadata"> > <str name="error-class">org.apache.solr.common.SolrException</str> > <str name="root-error-class">org.apache.solr.common.SolrException</str> > </lst> > <str name="msg">rq parameter must be a RankQuery</str> > <intname="code">400</int> > </lst> > > > My rq param is: > <str name="rq">{!ltr reRankDocs=25 model=myModel}</str> > > I have simplified the model (Linear) to contain only single feature > "originalScore". > Works under 7.0, but when I run it with 7.2 - error. > > Any hints on this? > > >