AbstractMethodError when using SimpleGroupbyFacetHandler with BrowseSelection

Description

LinkedHashSet<String> groupbyNames = new LinkedHashSet<String>();
groupbyNames.add("index_bbs_siteid");
groupbyNames.add("index_bbs_color");
SimpleGroupbyFacetHandler groupbyHandler = new SimpleGroupbyFacetHandler("groupby",groupbyNames,",");

BrowseSelection sel=new BrowseSelection("groupby");
sel.addValue("74,red");
br.addSelection(sel);
result = browser.browse(br);

i got an error message:
java.lang.AbstractMethodError: org.apache.lucene.search.DocIdSetIterator.nextDoc()I
at com.browseengine.bobo.search.BoboSearcher2.search(BoboSearcher2.java:289)
at com.browseengine.bobo.api.BoboSubBrowser.browse(BoboSubBrowser.java:353)
at com.browseengine.bobo.api.MultiBoboBrowser.browse(MultiBoboBrowser.java:99)
at com.browseengine.bobo.api.MultiBoboBrowser.browse(MultiBoboBrowser.java:83)
at com.browseengine.bobo.api.MultiBoboBrowser.browse(MultiBoboBrowser.java:58)
at com.browseengine.bobo.api.MultiBoboBrowser.browse(MultiBoboBrowser.java:165)

Environment

windows xp jdk-1.6 tomcat6

Assignee

John Wang

Reporter

brianYu

Labels

None

Components

Fix versions

Affects versions

Priority

Major
Configure