Solr Version is 3.4. As for stacktrace, I tried setting logger level to FINEST on the solr admin logging page and it still doesn't print the stacktrace. All I get are one liners:-
2013-04-10 17:09:59,889 [http-xxxx-18] ERROR [Marker: ] org.apache.solr.core.SolrCore : java.lang.NullPointerException 2013-04-10 17:09:59,890 [http-xxxx-18] INFO [Marker: ] org.apache.solr.core.SolrCore : [catalog] webapp=/solr path=/select params={} status=500 QTime=1 2013-04-10 17:09:59,890 [http-xxx-18] ERROR [Marker: ] org.apache.solr.servlet.SolrDispatchFilter : java.lang.NullPointerException -- View this message in context: http://lucene.472066.n3.nabble.com/NPE-when-faceting-TEXTfield-in-a-distributed-search-query-tp4055172p4055189.html Sent from the Solr - User mailing list archive at Nabble.com.