Yeah, something is wrong with the configuration, because /export only should be returning json. Have you changed the configurations?
What were the exact steps you used in setting up the server? Joel Bernstein http://joelsolr.blogspot.com/ On Tue, Mar 14, 2017 at 11:50 AM, Zheng Lin Edwin Yeo <edwinye...@gmail.com> wrote: > Hi Joel, > > This is what get from query: > > <response> > <lst name="responseHeader"> > <bool name="zkConnected">true</bool> > <int name="status">0</int> > <int name="QTime">0</int> > </lst> > <result name="response" numFound="0" start="0"/> > </response> > > Regards, > Edwin > > > On 14 March 2017 at 22:33, Joel Bernstein <joels...@gmail.com> wrote: > > > try running the following query: > > > > http://localhost:8983/solr/email/export?{!terms+f%3Dfrom}ed...@mail.com > > &distrib=false&fl=from,to&sort=to+asc,from+asc&wt=json&version=2.2 > > > > Let's see what comes back from this. > > > > Joel Bernstein > > http://joelsolr.blogspot.com/ > > > > On Tue, Mar 14, 2017 at 10:20 AM, Zheng Lin Edwin Yeo < > > edwinye...@gmail.com> > > wrote: > > > > > Hi Joel, > > > > > > I have only managed to find these above the stack trace. > > > > > > 2017-03-14 14:08:42.819 INFO (qtp1543727556-2635) [ ] > > > o.a.s.s.HttpSolrCall [admin] webapp=null path=/admin/info/logging > > > params={wt=json&_=1489500479108&since=0} status=0 QTime=0 > > > 2017-03-14 14:08:43.085 INFO (qtp1543727556-2397) [c:email s:shard1 > > > r:core_node1 x:email] o.a.s.c.S.Request [email] webapp=/solr > > path=/stream > > > params={indent=true&expr=gatherNodes(email,+walk%3D"edwin@mail- > > > >from",+gather%3D"to")} > > > status=0 QTime=0 > > > 2017-03-14 14:08:43.116 INFO (qtp1543727556-8207) [c:email s:shard1 > > > r:core_node1 x:email] o.a.s.c.S.Request [email] webapp=/solr > > path=/export > > > params={q={!terms+f%3Dfrom}ed...@mail.com&distrib=false& > > > fl=from,to&sort=to+asc,from+asc&wt=json&version=2.2} > > > hits=2471 status=0 QTime=19 > > > 2017-03-14 14:08:43.163 ERROR (qtp1543727556-2397) [c:email s:shard1 > > > r:core_node1 x:email] o.a.s.c.s.i.s.ExceptionStream > > > java.lang.RuntimeException: java.util.concurrent.ExecutionException: > > > java.lang.RuntimeException: java.io.IOException: > > > java.util.concurrent.ExecutionException: java.io.IOException: --> > > > http://localhost:8983/solr/email/: An exception has occurred on the > > > server, > > > refer to server log for details. > > > > > > I am getting these logs from {solrHome}/server/log. Is this the correct > > > folder to get the log, or is there another folder which may contain the > > > error? > > > > > > Regards, > > > Edwin > > > > > > > > > On 14 March 2017 at 21:47, Joel Bernstein <joels...@gmail.com> wrote: > > > > > > > You're getting json parse errors, that look like your getting an XML > > > > response. Do you see any errors in the logs other then the stack > > trace. I > > > > suspect there might be another error above the stack trace which > shows > > > the > > > > error from the server that causing it to respond with XML. > > > > > > > > > > > > > > > > Joel Bernstein > > > > http://joelsolr.blogspot.com/ > > > > > > > > On Mon, Mar 13, 2017 at 11:01 PM, Zheng Lin Edwin Yeo < > > > > edwinye...@gmail.com> > > > > wrote: > > > > > > > > > Hi Joel, > > > > > > > > > > >One thing it could be is that gatherNodes will only work on single > > > value > > > > > >fields currently. > > > > > > > > > > Regarding this, the fields which I am using in the query is > already a > > > > > single value field, not multi-value field. > > > > > > > > > > Regards, > > > > > Edwin > > > > > > > > > > > > > > > On 14 March 2017 at 10:04, Zheng Lin Edwin Yeo < > edwinye...@gmail.com > > > > > > > > wrote: > > > > > > > > > > > Hi Joel, > > > > > > > > > > > > This is the details which I get form the logs. > > > > > > > > > > > > java.lang.RuntimeException: java.util.concurrent. > > ExecutionException: > > > > > > java.lang.RuntimeException: java.io.IOException: > > > java.util.concurrent. > > > > > ExecutionException: > > > > > > java.io.IOException: --> http://localhost:8984/solr/email/: An > > > > exception > > > > > > has occurred on the server, refer to server log for details. > > > > > > at org.apache.solr.client.solrj.io.graph.GatherNodesStream. > > > > > > read(GatherNodesStream.java:600) > > > > > > at org.apache.solr.client.solrj.io.stream.ExceptionStream. > > > > > > read(ExceptionStream.java:68) > > > > > > at org.apache.solr.handler.StreamHandler$TimerStream. > > > > > > read(StreamHandler.java:479) > > > > > > at org.apache.solr.client.solrj.io.stream.TupleStream.lambda$ > > > > > > writeMap$0(TupleStream.java:67) > > > > > > at org.apache.solr.response.JSONWriter.writeIterator( > > > > > > JSONResponseWriter.java:523) > > > > > > at org.apache.solr.response.TextResponseWriter.writeVal( > > > > > > TextResponseWriter.java:175) > > > > > > at org.apache.solr.response.JSONWriter$2.put( > > > > > JSONResponseWriter.java:559) > > > > > > at org.apache.solr.client.solrj.io.stream.TupleStream. > > > > > > writeMap(TupleStream.java:64) > > > > > > at org.apache.solr.response.JSONWriter.writeMap( > > > > > > JSONResponseWriter.java:547) > > > > > > at org.apache.solr.response.TextResponseWriter.writeVal( > > > > > > TextResponseWriter.java:193) > > > > > > at org.apache.solr.response.JSONWriter. > > writeNamedListAsMapWithDups( > > > > > > JSONResponseWriter.java:209) > > > > > > at org.apache.solr.response.JSONWriter.writeNamedList( > > > > > > JSONResponseWriter.java:325) > > > > > > at org.apache.solr.response.JSONWriter.writeResponse( > > > > > > JSONResponseWriter.java:120) > > > > > > at org.apache.solr.response.JSONResponseWriter.write( > > > > > > JSONResponseWriter.java:71) > > > > > > at org.apache.solr.response.QueryResponseWriterUtil. > > > > writeQueryResponse( > > > > > > QueryResponseWriterUtil.java:65) > > > > > > at org.apache.solr.servlet.HttpSolrCall.writeResponse( > > > > > > HttpSolrCall.java:732) > > > > > > at org.apache.solr.servlet.HttpSolrCall.call( > > HttpSolrCall.java:473) > > > > > > at org.apache.solr.servlet.SolrDispatchFilter.doFilter( > > > > > > SolrDispatchFilter.java:345) > > > > > > at org.apache.solr.servlet.SolrDispatchFilter.doFilter( > > > > > > SolrDispatchFilter.java:296) > > > > > > at org.eclipse.jetty.servlet.ServletHandler$CachedChain. > > > > > > doFilter(ServletHandler.java:1691) > > > > > > 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.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:273) > > > > > > at org.eclipse.jetty.io.FillInterest.fillable( > > FillInterest.java:95) > > > > > > 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$2.run( > > > > > > QueuedThreadPool.java:589) > > > > > > at java.lang.Thread.run(Thread.java:745) > > > > > > Caused by: java.util.concurrent.ExecutionException: > > > > > > java.lang.RuntimeException: java.io.IOException: > > > java.util.concurrent. > > > > > ExecutionException: > > > > > > java.io.IOException: --> http://localhost:8984/solr/email/: An > > > > exception > > > > > > has occurred on the server, refer to server log for details. > > > > > > at java.util.concurrent.FutureTask.report(FutureTask.java:122) > > > > > > at java.util.concurrent.FutureTask.get(FutureTask.java:192) > > > > > > at org.apache.solr.client.solrj.io.graph.GatherNodesStream. > > > > > > read(GatherNodesStream.java:572) > > > > > > ... 43 more > > > > > > Caused by: java.lang.RuntimeException: java.io.IOException: > > > > > > java.util.concurrent.ExecutionException: java.io.IOException: > --> > > > > > > http://localhost.:8984/solr/email/: An exception has occurred on > > the > > > > > > server, refer to server log for details. > > > > > > at org.apache.solr.client.solrj.io.graph.GatherNodesStream$ > > > > > > JoinRunner.call(GatherNodesStream.java:487) > > > > > > at org.apache.solr.client.solrj.io.graph.GatherNodesStream$ > > > > > > JoinRunner.call(GatherNodesStream.java:406) > > > > > > at java.util.concurrent.FutureTask.run(FutureTask.java:266) > > > > > > at org.apache.solr.common.util.ExecutorUtil$ > > > > MDCAwareThreadPoolExecutor. > > > > > > lambda$execute$0(ExecutorUtil.java:229) > > > > > > at java.util.concurrent.ThreadPoolExecutor.runWorker( > > > > > > ThreadPoolExecutor.java:1142) > > > > > > at java.util.concurrent.ThreadPoolExecutor$Worker.run( > > > > > > ThreadPoolExecutor.java:617) > > > > > > ... 1 more > > > > > > Caused by: java.io.IOException: java.util.concurrent. > > > > ExecutionException: > > > > > > java.io.IOException: --> http://localhost:8984/solr/email/: An > > > > exception > > > > > > has occurred on the server, refer to server log for details. > > > > > > at org.apache.solr.client.solrj.io.stream.CloudSolrStream. > > > > > > openStreams(CloudSolrStream.java:451) > > > > > > at org.apache.solr.client.solrj.io.stream.CloudSolrStream. > > > > > > open(CloudSolrStream.java:308) > > > > > > at org.apache.solr.client.solrj.io.stream.PushBackStream.open( > > > > > > PushBackStream.java:70) > > > > > > at org.apache.solr.client.solrj.io.stream.ReducerStream.open( > > > > > > ReducerStream.java:199) > > > > > > at org.apache.solr.client.solrj.io.stream.UniqueStream.open( > > > > > > UniqueStream.java:150) > > > > > > at org.apache.solr.client.solrj.io.graph.GatherNodesStream$ > > > > > > JoinRunner.call(GatherNodesStream.java:476) > > > > > > ... 6 more > > > > > > Caused by: java.util.concurrent.ExecutionException: > > > > java.io.IOException: > > > > > > --> http://localhost:8984/solr/email/: An exception has occurred > > on > > > > the > > > > > > server, refer to server log for details. > > > > > > at java.util.concurrent.FutureTask.report(FutureTask.java:122) > > > > > > at java.util.concurrent.FutureTask.get(FutureTask.java:192) > > > > > > at org.apache.solr.client.solrj.io.stream.CloudSolrStream. > > > > > > openStreams(CloudSolrStream.java:445) > > > > > > ... 11 more > > > > > > Caused by: java.io.IOException: --> http://localhost:8984/solr/ > > > email/: > > > > > An > > > > > > exception has occurred on the server, refer to server log for > > > details. > > > > > > at org.apache.solr.client.solrj.io.stream.SolrStream.read( > > > > > > SolrStream.java:238) > > > > > > at org.apache.solr.client.solrj.io.stream.CloudSolrStream$ > > > > > > TupleWrapper.next(CloudSolrStream.java:541) > > > > > > at org.apache.solr.client.solrj.io.stream.CloudSolrStream$ > > > > > > StreamOpener.call(CloudSolrStream.java:564) > > > > > > at org.apache.solr.client.solrj.io.stream.CloudSolrStream$ > > > > > > StreamOpener.call(CloudSolrStream.java:551) > > > > > > ... 5 more > > > > > > Caused by: org.noggit.JSONParser$ParseException: JSON Parse > Error: > > > > > > char=<,position=0 BEFORE='<' AFTER='?xml version="1.0" > > > > > encoding="UTF-8"?> <' > > > > > > at org.noggit.JSONParser.err(JSONParser.java:356) > > > > > > at org.noggit.JSONParser.handleNonDoubleQuoteString( > > > > JSONParser.java:712) > > > > > > at org.noggit.JSONParser.next(JSONParser.java:886) > > > > > > at org.noggit.JSONParser.nextEvent(JSONParser.java:930) > > > > > > at org.apache.solr.client.solrj.io.stream.JSONTupleStream. > > > > > > expect(JSONTupleStream.java:97) > > > > > > at org.apache.solr.client.solrj.io.stream.JSONTupleStream. > > > > > > advanceToDocs(JSONTupleStream.java:179) > > > > > > at org.apache.solr.client.solrj.io.stream.JSONTupleStream. > > > > > > next(JSONTupleStream.java:77) > > > > > > at org.apache.solr.client.solrj.io.stream.SolrStream.read( > > > > > > SolrStream.java:207) > > > > > > ... 8 more > > > > > > > > > > > > > > > > > > Regards, > > > > > > Edwin > > > > > > > > > > > > > > > > > > On 14 March 2017 at 00:26, Joel Bernstein <joels...@gmail.com> > > > wrote: > > > > > > > > > > > >> Syntax looks ok. The logs should have a stack trace. > > > > > >> > > > > > >> One thing it could be is that gatherNodes will only work on > single > > > > value > > > > > >> fields currently. > > > > > >> > > > > > >> Joel Bernstein > > > > > >> http://joelsolr.blogspot.com/ > > > > > >> > > > > > >> On Mon, Mar 13, 2017 at 1:59 AM, Zheng Lin Edwin Yeo < > > > > > >> edwinye...@gmail.com> > > > > > >> wrote: > > > > > >> > > > > > >> > Hi, > > > > > >> > > > > > > >> > I am getting this error when I tried to run a query for Graph > > > > > Traversal > > > > > >> > using Streaming Expressions: > > > > > >> > > > > > > >> > { > > > > > >> > "result-set":{ > > > > > >> > "docs":[{ > > > > > >> > "EXCEPTION":"java.util.concurrent.ExecutionException: > > > > > >> > java.lang.RuntimeException: java.io.IOException: > > > > > >> > java.util.concurrent.ExecutionException: java.io.IOException: > > --> > > > > > >> > http://localhost:8983/solr/email/: An exception has occurred > on > > > the > > > > > >> > server, > > > > > >> > refer to server log for details.", > > > > > >> > "EOF":true, > > > > > >> > "RESPONSE_TIME":11}]}} > > > > > >> > > > > > > >> > > > > > > >> > Below is my query: > > > > > >> > > > > > > >> > http://locahost:8983/solr/email/stream?expr=gatherNodes(email > , > > > > > >> > walk="ed...@mail.com->from", > > > > > >> > gather="to")&indent=true > > > > > >> > > > > > > >> > What could be the reason? > > > > > >> > > > > > > >> > I'm using Solr 6.4.1 at the moment. > > > > > >> > > > > > > >> > Regards, > > > > > >> > Edwin > > > > > >> > > > > > > >> > > > > > > > > > > > > > > > > > > > > > > > > > > >
