Hi, Yes, I did restarted the solr server with this JVM param.
> On Mar 19, 2019, at 3:35 AM, Jörn Franke <jornfra...@gmail.com> wrote: > > Did you add the option -Dsolr.ltr.enabled=true ? > >> Am 19.03.2019 um 04:15 schrieb Amjad Khan <amjad2...@gmail.com>: >> >> I followed the Solr LTR Documentation >> >> https://lucene.apache.org/solr/guide/7_4/learning-to-rank.html >> <https://lucene.apache.org/solr/guide/7_4/learning-to-rank.html> >> >> 1. Added library into the solr-config >> <!--LTR Start--> >> <lib dir="${solr.install.dir:../../../..}/contrib/ltr/lib/" regex=".*\.jar" >> /> >> <lib dir="${solr.install.dir:../../../..}/dist/" regex="solr-ltr-\d.*\.jar" >> /> >> 2. Successfully added feature >> 3. Get schema to see feature is available >> 4. When I try to push model I see the error below, however I added the lib >> into solr-cofig >> >> Response >> { >> "responseHeader":{ >> "status":400, >> "QTime":1}, >> "error":{ >> "metadata":[ >> "error-class","org.apache.solr.common.SolrException", >> "root-error-class","java.lang.NullPointerException"], >> "msg":"org.apache.solr.ltr.model.ModelException: Model type does not exist >> org.apache.solr.ltr.model.LinearModel", >> "code":400}} >> >> Thanks
