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Date: Mon, 9 May 2011 10:54:03 +0000 (UTC)
From: "Uwe Schindler (JIRA)" <jira@apache.org>
To: dev@lucene.apache.org
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Subject: [jira] [Commented] (SOLR-2504) Combined usage of
 Synonyms/SpellChecker causes java.lang.NullPointerException, when searching
 for a word out of synonyms.txt
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    [ https://issues.apache.org/jira/browse/SOLR-2504?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13030680#comment-13030680 ] 

Uwe Schindler commented on SOLR-2504:
-------------------------------------

AttributeSource.java:542 does not even exit (neither 3.1, 3.x or trunk)

> Combined usage of Synonyms/SpellChecker causes java.lang.NullPointerException, when searching for a word out of synonyms.txt
> ----------------------------------------------------------------------------------------------------------------------------
>
>                 Key: SOLR-2504
>                 URL: https://issues.apache.org/jira/browse/SOLR-2504
>             Project: Solr
>          Issue Type: Bug
>          Components: clients - java, spellchecker
>    Affects Versions: 3.1
>            Reporter: Jens Bertheau
>             Fix For: 1.4
>
>
> After migrating from 1.4 to 3.1 we experience the following behaviour:
> When SpellChecking is turned off, everything works fine.
> When Synonyms are *not* being used, everything works fine.
> When both, SpellChecking and Synonyms, are being used and a search is triggered, that contains at least one of the words out of synonyms.txt the following error is thrown:
> java.lang.NullPointerException
>         at org.apache.lucene.util.AttributeSource.cloneAttributes(AttributeSource.java:542)
>         at org.apache.solr.analysis.SynonymFilter.incrementToken(SynonymFilter.java:132)
>         at org.apache.lucene.analysis.FilteringTokenFilter.incrementToken(FilteringTokenFilter.java:58)
>         at org.apache.solr.handler.component.SpellCheckComponent.getTokens(SpellCheckComponent.java:485)
>         at org.apache.solr.handler.component.SpellCheckComponent.process(SpellCheckComponent.java:131)
>         at org.apache.solr.handler.component.SearchHandler.handleRequestBody(SearchHandler.java:194)
>         at org.apache.solr.handler.RequestHandlerBase.handleRequest(RequestHandlerBase.java:129)
>         at org.apache.solr.core.SolrCore.execute(SolrCore.java:1360)
>         at org.apache.solr.servlet.SolrDispatchFilter.execute(SolrDispatchFilter.java:356)
>         at org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:252)
>         at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:215)
>         at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:188)
>         at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213)
>         at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:172)
>         at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)
>         at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:117)
>         at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:108)
>         at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:151)
>         at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:874)
>         at org.apache.coyote.http11.Http11BaseProtocol$Http11ConnectionHandler.processConnection(Http11BaseProtocol.java:665)
>         at org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:528)
>         at org.apache.tomcat.util.net.LeaderFollowerWorkerThread.runIt(LeaderFollowerWorkerThread.java:81)
>         at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:689)
>         at java.lang.Thread.run(Thread.java:619)
> The problem has been described already here:
> http://osdir.com/ml/solr-user.lucene.apache.org/2010-09/msg00945.html
> I have a report of a third person, experiencing the same problem.

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