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Posted to solr-user@lucene.apache.org by "ssharma7884@gmail.com" <ss...@gmail.com> on 2015/06/30 15:30:42 UTC
Suggeter Result Exception in specific scenario
Hi,
I have the following Solr 5.1 configuration:
*schema.xml*
<fields>
.....
.....
<field name="text" type="c_text" indexed="true" stored="true"
termVectors="true" termPositions="true" termOffsets="true" />
<field name="document_name" type="c_document_name" indexed="true"
stored="true" required="true" multiValued="false" />
.....
.....
</fields>
<types>
.....
.....
<fieldType name="c_text" class="solr.TextField"
positionIncrementGap="100">
<analyzer type="index">
<tokenizer
class="solr.UAX29URLEmailTokenizerFactory"/>
<filter class="solr.StopFilterFactory"
ignoreCase="true" words="lang/stopwords_en.txt" />
<filter
class="solr.ASCIIFoldingFilterFactory"/>
<filter
class="solr.EnglishPossessiveFilterFactory"/>
<filter
class="solr.RemoveDuplicatesTokenFilterFactory"/>
<filter class="solr.TrimFilterFactory"/>
<filter
class="solr.LowerCaseFilterFactory"/>
</analyzer>
<analyzer type="query">
<tokenizer
class="solr.UAX29URLEmailTokenizerFactory"/>
<filter class="solr.StopFilterFactory"
ignoreCase="true" words="lang/stopwords_en.txt" />
<filter
class="solr.ASCIIFoldingFilterFactory"/>
<filter
class="solr.EnglishPossessiveFilterFactory"/>
<filter
class="solr.LowerCaseFilterFactory"/>
</analyzer>
</fieldType>
<fieldType name="c_document_name" class="solr.TextField"
positionIncrementGap="100">
<analyzer type="index">
<tokenizer
class="solr.KeywordTokenizerFactory"/>
<filter
class="solr.LowerCaseFilterFactory"/>
</analyzer>
<analyzer type="query">
<tokenizer
class="solr.KeywordTokenizerFactory"/>
<filter
class="solr.LowerCaseFilterFactory"/>
</analyzer>
</fieldType>
.....
.....
</types>
*solrconfig.xml*
......
......
<searchComponent name="suggest" class="solr.SuggestComponent">
<lst name="suggester">
<str name="name">textSuggester</str>
<str name="lookupImpl">FreeTextLookupFactory</str>
<str name="dictionaryImpl">DocumentDictionaryFactory</str>
<str name="field">text</str>
<str name="suggestFreeTextAnalyzerFieldType">c_text</str>
<str name="buildOnCommit">true</str>
</lst>
<lst name="suggester">
<str name="name">docNameSuggester</str>
<str name="lookupImpl">FreeTextLookupFactory</str>
<str name="dictionaryImpl">DocumentDictionaryFactory</str>
<str name="field">document_name</str>
<str name="suggestFreeTextAnalyzerFieldType">c_document_name</str>
<str name="buildOnCommit">true</str>
</lst>
</searchComponent>
<requestHandler name="/suggestHandler" class="solr.SearchHandler"
startup="lazy" >
<lst name="defaults">
<str name="wt">json</str>
<str name="suggest">true</str>
<str name="suggest.count">5</str>
<str name="suggest.dictionary">textSuggester</str>
<str name="suggest.dictionary">docNameSuggester</str>
</lst>
<arr name="components">
<str>suggest</str>
</arr>
</requestHandler>
......
......
1) I get the required results when I enter the Suggeter URL as below:
search text = copy of
http://localhost:8983/solr/collection1/suggestHandler?&wt=xml&suggest.q=copy%20of
2) When I enter the search text as copy of s OR copy of sc OR copy of sch
http://localhost:8983/solr/collection1/suggestHandler?&wt=xml&suggest.q=copy%20of%20s
http://localhost:8983/solr/portal_documents/suggestHandler?&wt=xml&suggest.q=copy%20of%20sc
http://localhost:8983/solr/portal_documents/suggestHandler?&wt=xml&suggest.q=copy%20of%20sch
I get the following exception in Suggetser Result XML:
<response><lst name="responseHeader"><int name="status">500</int><int
name="QTime">0</int></lst><lst name="error"><str
name="trace">java.lang.NullPointerException
at
org.apache.lucene.search.suggest.analyzing.FreeTextSuggester.decodeWeight(FreeTextSuggester.java:749)
at
org.apache.lucene.search.suggest.analyzing.FreeTextSuggester.lookup(FreeTextSuggester.java:612)
at
org.apache.lucene.search.suggest.analyzing.FreeTextSuggester.lookup(FreeTextSuggester.java:444)
at
org.apache.lucene.search.suggest.analyzing.FreeTextSuggester.lookup(FreeTextSuggester.java:433)
at
org.apache.solr.spelling.suggest.SolrSuggester.getSuggestions(SolrSuggester.java:216)
at
org.apache.solr.handler.component.SuggestComponent.process(SuggestComponent.java:258)
at
org.apache.solr.handler.component.SearchHandler.handleRequestBody(SearchHandler.java:222)
at
org.apache.solr.handler.RequestHandlerBase.handleRequest(RequestHandlerBase.java:143)
at org.apache.solr.core.SolrCore.execute(SolrCore.java:1984)
at
org.apache.solr.servlet.SolrDispatchFilter.execute(SolrDispatchFilter.java:829)
at
org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:446)
at
org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:220)
at
org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1419)
at
org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:455)
at
org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:137)
at
org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:557)
at
org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:231)
at
org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1075)
at
org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:384)
at
org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:193)
at
org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1009)
at
org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:135)
at
org.eclipse.jetty.server.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:255)
at
org.eclipse.jetty.server.handler.HandlerCollection.handle(HandlerCollection.java:154)
at
org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:116)
at org.eclipse.jetty.server.Server.handle(Server.java:368)
at
org.eclipse.jetty.server.AbstractHttpConnection.handleRequest(AbstractHttpConnection.java:489)
at
org.eclipse.jetty.server.BlockingHttpConnection.handleRequest(BlockingHttpConnection.java:53)
at
org.eclipse.jetty.server.AbstractHttpConnection.headerComplete(AbstractHttpConnection.java:942)
at
org.eclipse.jetty.server.AbstractHttpConnection$RequestHandler.headerComplete(AbstractHttpConnection.java:1004)
at org.eclipse.jetty.http.HttpParser.parseNext(HttpParser.java:640)
at org.eclipse.jetty.http.HttpParser.parseAvailable(HttpParser.java:235)
at
org.eclipse.jetty.server.BlockingHttpConnection.handle(BlockingHttpConnection.java:72)
at
org.eclipse.jetty.server.bio.SocketConnector$ConnectorEndPoint.run(SocketConnector.java:264)
at
org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:608)
at
org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:543)
at java.lang.Thread.run(Unknown Source)
</str><int name="code">500</int></lst></response>
3) Now, when I enter the search text as copy of scho
http://localhost:8983/solr/portal_documents/suggestHandler?&wt=xml&suggest.q=copy%20of%20scho
I get the required results.
Any Idea what is causing this exception?
Regards,
Sachin Vyas.
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