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https://issues.apache.org/jira/browse/SOLR-4660?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13624354#comment-13624354
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Simon Willnauer commented on SOLR-4660:
---------------------------------------

great thanks for reporting back!
                
> FastVectorHighlighter: String Out of bounds exception when phrase query with 
> a fairly big slop is used (pf is used in edismax)
> ------------------------------------------------------------------------------------------------------------------------------
>
>                 Key: SOLR-4660
>                 URL: https://issues.apache.org/jira/browse/SOLR-4660
>             Project: Solr
>          Issue Type: Bug
>          Components: highlighter
>    Affects Versions: 4.1, 4.2
>         Environment: Windows 7
>            Reporter: Kannan Chellappa
>         Attachments: a2.xml
>
>
> On a clean install of 4.2, do the following to reproduce the issue
>  Start Solr
>  Post the attached document to solr. (from example docs run java -jar 
> post.jar a2.xml)
>  Run the following query
>          
> http://localhost:8983/solr/select/?q=%2B_query_%3A%22%7B%21type%3Dedismax+qf%3D%27includes%5E1.0+title%5E10.0%27+pf%3D%27includes%5E2%27+ps%3D28+v%3D%27thai%20vietnamese%20documentation%27+mm%3D100%25%7D%22&fl=title%20id%2Cscore&hl.fl=includes%20%20title&hl=true&hl.useFastVectorHighlighter=true
> You will get the following error
> java.lang.StringIndexOutOfBoundsException: String index out of range: -52 at 
> java.lang.String.substring(Unknown Source) at 
> org.apache.lucene.search.vectorhighlight.BaseFragmentsBuilder.makeFragment(BaseFragmentsBuilder.java:178)
>  at 
> org.apache.lucene.search.vectorhighlight.BaseFragmentsBuilder.createFragments(BaseFragmentsBuilder.java:144)
>  at 
> org.apache.lucene.search.vectorhighlight.FastVectorHighlighter.getBestFragments(FastVectorHighlighter.java:186)
>  at 
> org.apache.solr.highlight.DefaultSolrHighlighter.doHighlightingByFastVectorHighlighter(DefaultSolrHighlighter.java:556)
>  at 
> org.apache.solr.highlight.DefaultSolrHighlighter.doHighlighting(DefaultSolrHighlighter.java:389)
>  at 
> org.apache.solr.handler.component.HighlightComponent.process(HighlightComponent.java:139)
>  at 
> org.apache.solr.handler.component.SearchHandler.handleRequestBody(SearchHandler.java:208)
>  at 
> org.apache.solr.handler.RequestHandlerBase.handleRequest(RequestHandlerBase.java:135)
>  at org.apache.solr.core.SolrCore.execute(SolrCore.java:1797) at 
> org.apache.solr.servlet.SolrDispatchFilter.execute(SolrDispatchFilter.java:637)
>  at 
> org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:343)
>  at 
> org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:141)
>  at 
> org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1307)
>  at 
> org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:453) at 
> org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:137) 
> at 
> org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:560) 
> at 
> org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:231)
>  at 
> org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1072)
>  at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:382) 
> at 
> org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:193)
>  at 
> org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1006)
>  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:365)
> Note -- removing pf or increasing ps or setting 
> useFastVectorHighlighter=false will return the highlighted result.

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