Yikes!

java.lang.RuntimeException: org.apache.nutch.searcher.QueryFilter not found.
	at org.apache.nutch.searcher.QueryFilters.(QueryFilters.java:59)
	at org.apache.nutch.searcher.IndexSearcher.init(IndexSearcher.java:78)
	at org.apache.nutch.searcher.IndexSearcher.(IndexSearcher.java:62)
	at org.apache.nutch.searcher.NutchBean.init(NutchBean.java:139)
	at org.apache.nutch.searcher.NutchBean.(NutchBean.java:105)
	at org.apache.nutch.searcher.NutchBean.(NutchBean.java:83)
	at org.apache.nutch.searcher.NutchBean.get(NutchBean.java:70)
	at org.apache.jsp.WEB_002dINF.pages.search_jsp._jspService(search_jsp.java:140)
	at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:98)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
	at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:328)
	at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:315)
	at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:265)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:269)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:188)
	at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:691)
	at org.apache.catalina.core.ApplicationDispatcher.doInclude(ApplicationDispatcher.java:594)
	at org.apache.catalina.core.ApplicationDispatcher.include(ApplicationDispatcher.java:505)
	at org.apache.jasper.runtime.JspRuntimeLibrary.include(JspRuntimeLibrary.java:965)
	at org.apache.jasper.runtime.PageContextImpl.include(PageContextImpl.java:605)
	at org.apache.struts.tiles.TilesUtilImpl.doInclude(TilesUtilImpl.java:99)
	at org.apache.struts.tiles.TilesUtil.doInclude(TilesUtil.java:135)
	at org.apache.struts.taglib.tiles.InsertTag.doInclude(InsertTag.java:760)
	at org.apache.struts.taglib.tiles.InsertTag$InsertHandler.doEndTag(InsertTag.java:892)
	at org.apache.struts.taglib.tiles.InsertTag.doEndTag(InsertTag.java:462)
	at org.apache.jsp.tiles.layouts.classic_jsp._jspx_meth_tiles_002del_005fget_005f5(classic_jsp.java:1697)
	at org.apache.jsp.tiles.layouts.classic_jsp._jspx_meth_c_005fif_005f6(classic_jsp.java:1670)
	at org.apache.jsp.tiles.layouts.classic_jsp._jspx_meth_c_005fif_005f3(classic_jsp.java:1457)
	at org.apache.jsp.tiles.layouts.classic_jsp._jspService(classic_jsp.java:575)
	at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:98)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
	at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:328)
	at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:315)
	at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:265)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:269)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:188)
	at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:691)
	at org.apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:469)
	at org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:403)
	at org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:301)