java.lang.LinkageError: org/apache/lucene/document/Document
	at org.apache.lucene.index.FieldsReader.doc(FieldsReader.java:150)
	at org.apache.lucene.index.SegmentReader.document(SegmentReader.java:659)
	at org.apache.lucene.index.IndexReader.document(IndexReader.java:525)
	at org.apache.lucene.search.IndexSearcher.doc(IndexSearcher.java:92)
	at org.apache.lucene.search.Hits.doc(Hits.java:167)
	at com.ztx.lucene.BuildClassIndex.searchInfo(BuildClassIndex.java:57)
	at _www._area._navigation_0area__jsp._jspService(/www/area/navigation_area.jsp:313)
	at com.caucho.jsp.JavaPage.service(JavaPage.java:75)
	at com.caucho.jsp.Page.subservice(Page.java:506)
	at com.caucho.server.http.FilterChainPage.doFilter(FilterChainPage.java:182)
	at com.caucho.server.http.Invocation.service(Invocation.java:315)
	at com.caucho.server.http.CacheInvocation.service(CacheInvocation.java:135)
	at com.caucho.server.http.RunnerRequest.handleRequest(RunnerRequest.java:346)
	at com.caucho.server.http.RunnerRequest.handleConnection(RunnerRequest.java:274)
	at com.caucho.server.TcpConnection.run(TcpConnection.java:139)
	at java.lang.Thread.run(Thread.java:619)