I received this error if the solr unique key was set to stored=false. Once I changed it to stored=true I stopped receiving this error.
Cody -----Original Message----- From: ramires [mailto:uy...@beriltech.com] Sent: Tuesday, April 03, 2012 7:15 AM To: solr-user@lucene.apache.org Subject: shards and grouping hi I use solr4 with four shards like that http://x.x.x.x:8984/solr/arama4/select?shards=192.168.200.202:8984/solr/ar1/,192.168.200.202:8984/solr/ar2,192.168.200.202:8984/solr/ar3,192.168.200.202:8984/solr/ar4&q=table&facet=true&facet.field=site&f.site.facet.numFacetTerms=1&facet.mincount=1&facet.limit=-1&group=true&group.field=site It`s works all querys well but with group querys it throws a error 500. Is grouping work in solr 4 ? HTTP ERROR 500 Problem accessing /solr/arama4/select. Reason: null java.lang.NullPointerException at org.apache.solr.handler.component.QueryComponent.mergeIds(QueryComponent.java:639) at org.apache.solr.handler.component.QueryComponent.handleResponses(QueryComponent.java:536) at org.apache.solr.handler.component.SearchHandler.handleRequestBody(SearchHandler.java:331) at org.apache.solr.handler.RequestHandlerBase.handleRequest(RequestHandlerBase.java:129) at org.apache.solr.core.SolrCore.execute(SolrCore.java:1308) at org.apache.solr.servlet.SolrDispatchFilter.execute(SolrDispatchFilter.java:353) at org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:248) at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1212) at org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:399) at org.mortbay.jetty.security.SecurityHandler.handle(SecurityHandler.java:216) at org.mortbay.jetty.servlet.SessionHandler.handle(SessionHandler.java:182) at org.mortbay.jetty.handler.ContextHandler.handle(ContextHandler.java:766) at org.mortbay.jetty.webapp.WebAppContext.handle(WebAppContext.java:450) at org.mortbay.jetty.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:230) at org.mortbay.jetty.handler.HandlerCollection.handle(HandlerCollection.java:114) at org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:152) at org.mortbay.jetty.Server.handle(Server.java:326) at org.mortbay.jetty.HttpConnection.handleRequest(HttpConnection.java:542) at org.mortbay.jetty.HttpConnection$RequestHandler.headerComplete(HttpConnection.java:928) at org.mortbay.jetty.HttpParser.parseNext(HttpParser.java:549) at org.mortbay.jetty.HttpParser.parseAvailable(HttpParser.java:212) at org.mortbay.jetty.HttpConnection.handle(HttpConnection.java:404) at org.mortbay.jetty.bio.SocketConnector$Connection.run(SocketConnector.java:228) at org.mortbay.thread.QueuedThreadPool$PoolThread.run(QueuedThreadPool.java:582) -- View this message in context: http://lucene.472066.n3.nabble.com/shards-and-grouping-tp3881069p3881069.html Sent from the Solr - User mailing list archive at Nabble.com.
