LUCENE_40 since your original index was built with 4.0..... As for the other, I'll defer to people who actually know what they're talking about.
Best Erick On Wed, May 22, 2013 at 5:19 AM, Elran Dvir <elr...@checkpoint.com> wrote: > My index is originally of version 4.0. My methods failed with this > configuration. > So, I changed solrconfig.xml in my index to both versions: LUCENE_42 and > LUCENE_41. > For each version in each method (loading and IndexUpgrader), I see the same > errors as before. > > Thanks. > > -----Original Message----- > From: Elran Dvir > Sent: Tuesday, May 21, 2013 6:48 PM > To: solr-user@lucene.apache.org > Subject: RE: Upgrade Solr index from 4.0 to 4.2.1 > > Why LUCENE_42?Why not LUCENE_41? > Do I still need to run IndexUpgrader or just loading will be enough? > > Thanks. > > -----Original Message----- > From: Erick Erickson [mailto:erickerick...@gmail.com] > Sent: Tuesday, May 21, 2013 2:52 PM > To: solr-user@lucene.apache.org > Subject: Re: Upgrade Solr index from 4.0 to 4.2.1 > > This is always something that gives me a headache, but what happens if you > change <luceneMatchVersion> in solrconfig.xml to LUCENE_40? I'm assuming it's > LUCENE_42... > > Best > Erick > > On Tue, May 21, 2013 at 5:48 AM, Elran Dvir <elr...@checkpoint.com> wrote: >> Hi all, >> >> I have a 4.0 Solr (sharded/cored) index. >> I upgraded Solr to 4.2.1 and tried to load the existing index with it. I got >> the following exception: >> >> May 21, 2013 12:03:42 PM org.apache.solr.common.SolrException log >> SEVERE: null:org.apache.solr.common.SolrException: Unable to create core: >> other_2013-05-04 >> at >> org.apache.solr.core.CoreContainer.recordAndThrow(CoreContainer.java:1672) >> at >> org.apache.solr.core.CoreContainer.create(CoreContainer.java:1057) >> at >> org.apache.solr.core.CoreContainer$3.call(CoreContainer.java:634) >> at >> org.apache.solr.core.CoreContainer$3.call(CoreContainer.java:629) >> at >> java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:345) >> at java.util.concurrent.FutureTask.run(FutureTask.java:177) >> at >> java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:482) >> at >> java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:345) >> at java.util.concurrent.FutureTask.run(FutureTask.java:177) >> at >> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1121) >> at >> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:614) >> at java.lang.Thread.run(Thread.java:779) >> Caused by: org.apache.solr.common.SolrException: Error opening new searcher >> at org.apache.solr.core.SolrCore.<init>(SolrCore.java:822) >> at org.apache.solr.core.SolrCore.<init>(SolrCore.java:618) >> at >> org.apache.solr.core.CoreContainer.createFromLocal(CoreContainer.java:1021) >> at >> org.apache.solr.core.CoreContainer.create(CoreContainer.java:1051) >> ... 10 more >> Caused by: org.apache.solr.common.SolrException: Error opening new searcher >> at >> org.apache.solr.core.SolrCore.openNewSearcher(SolrCore.java:1435) >> at >> org.apache.solr.core.SolrCore.getSearcher(SolrCore.java:1547) >> at org.apache.solr.core.SolrCore.<init>(SolrCore.java:797) >> ... 13 more >> Caused by: org.apache.solr.common.SolrException: Error opening Reader >> at >> org.apache.solr.search.SolrIndexSearcher.getReader(SolrIndexSearcher.java:172) >> at >> org.apache.solr.search.SolrIndexSearcher.<init>(SolrIndexSearcher.java:183) >> at >> org.apache.solr.search.SolrIndexSearcher.<init>(SolrIndexSearcher.java:179) >> at >> org.apache.solr.core.SolrCore.openNewSearcher(SolrCore.java:1411) >> ... 15 more >> Caused by: org.apache.lucene.index.CorruptIndexException: codec mismatch: >> actual codec=Lucene40StoredFieldsIndex vs expected >> codec=Lucene41StoredFieldsIndex (resource: >> MMapIndexInput(path="/var/solr/multicore_solr/other_2013-05-04/data/index/_3gfk.fdx")) >> at >> org.apache.lucene.codecs.CodecUtil.checkHeaderNoMagic(CodecUtil.java:140) >> at >> org.apache.lucene.codecs.CodecUtil.checkHeader(CodecUtil.java:130) >> at >> org.apache.lucene.codecs.compressing.CompressingStoredFieldsReader.<init>(CompressingStoredFieldsReader.java:102) >> at >> org.apache.lucene.codecs.compressing.CompressingStoredFieldsFormat.fieldsReader(CompressingStoredFieldsFormat.java:113) >> at >> org.apache.lucene.index.SegmentCoreReaders.<init>(SegmentCoreReaders.java:147) >> at >> org.apache.lucene.index.SegmentReader.<init>(SegmentReader.java:56) >> at >> org.apache.lucene.index.StandardDirectoryReader$1.doBody(StandardDirectoryReader.java:62) >> at >> org.apache.lucene.index.SegmentInfos$FindSegmentsFile.run(SegmentInfos.java:783) >> at >> org.apache.lucene.index.StandardDirectoryReader.open(StandardDirectoryReader.java:52) >> at >> org.apache.lucene.index.DirectoryReader.open(DirectoryReader.java:88) >> at >> org.apache.solr.core.StandardIndexReaderFactory.newReader(StandardIndexReaderFactory.java:34) >> at >> org.apache.solr.search.SolrIndexSearcher.getReader(SolrIndexSearcher.java:169) >> ... 18 more >> >> It seems the problem is with my stored fields. This is the configuration of >> all sored fields: >> <field name="id" type="uuid" indexed="true" stored="true" >> required="true" multiValued="false" /> <field name="marker" >> type="string" indexed="false" stored="true"/> Field "id" is my unique key. >> >> So, I looked for a way to upgrade the version of the index. >> >> I tried Lucene's IndexUpgrader as described here: >> http://lucene.apache.org/core/4_2_1/core/org/apache/lucene/index/Index >> Upgrader.html I issued this command: java -cp lucene-core-4.2.1.jar >> org.apache.lucene.index.IndexUpgrader -verbose >> ./other_2013-05-04/data/index I got similar exception: >> >> Exception in thread "main" java.io.IOException: background merge hit >> exception: _3ea8(5.0):C170283/17098 _3g2k(5.0):C18785/1858 >> _3gfe(5.0):C1858/10 _3gfj(5.0):C3 _3gfg(5.0):C3 _3gfi(5.0):C2 _3gfh(5.0):C1 >> _3gff(5.0):C1 _3gfk(5.0):C1 into _3gfm [maxNumSegments=1] >> at >> org.apache.lucene.index.IndexWriter.forceMerge(IndexWriter.java:1674) >> at >> org.apache.lucene.index.IndexWriter.forceMerge(IndexWriter.java:1610) >> at >> org.apache.lucene.index.IndexUpgrader.upgrade(IndexUpgrader.java:161) >> at >> org.apache.lucene.index.IndexUpgrader.main(IndexUpgrader.java:109) >> Caused by: org.apache.lucene.index.CorruptIndexException: codec mismatch: >> actual codec=Lucene40StoredFieldsIndex vs expected >> codec=Lucene41StoredFieldsIndex (resource: >> MMapIndexInput(path="/var/solr/multicore_solr/other_2013-05-04/data/index/_3ea8.fdx")) >> at >> org.apache.lucene.codecs.CodecUtil.checkHeaderNoMagic(CodecUtil.java:140) >> at org.apache.lucene.codecs.CodecUtil.checkHeader(CodecUtil.java:130) >> at >> org.apache.lucene.codecs.compressing.CompressingStoredFieldsReader.<init>(CompressingStoredFieldsReader.java:102) >> at >> org.apache.lucene.codecs.compressing.CompressingStoredFieldsFormat.fieldsReader(CompressingStoredFieldsFormat.java:113) >> at >> org.apache.lucene.index.SegmentCoreReaders.<init>(SegmentCoreReaders.java:147) >> at >> org.apache.lucene.index.SegmentReader.<init>(SegmentReader.java:56) >> at >> org.apache.lucene.index.ReadersAndLiveDocs.getMergeReader(ReadersAndLiveDocs.java:153) >> at >> org.apache.lucene.index.IndexWriter.mergeMiddle(IndexWriter.java:3630) >> at org.apache.lucene.index.IndexWriter.merge(IndexWriter.java:3296) >> at >> org.apache.lucene.index.ConcurrentMergeScheduler.doMerge(ConcurrentMergeScheduler.java:401) >> at >> org.apache.lucene.index.ConcurrentMergeScheduler$MergeThread.run(Concu >> rrentMergeScheduler.java:478) >> >> Am I doing something wrong? Am I missing something? >> Is there a way to configure the stored fields to use Lucene40 index in Solr >> 4.2.1 as well? If so, upgrade may be unnecessary. >> >> Thanks. >> > > Email secured by Check Point
