请教 Jsp 与webwork 标签的问题？

请问 jsp 与 webwork UI标签的问题，
就是说 像 <ww:property name="name"/>  此类标签在jsp 中可以正常的使用，
但是遇到 <ww:from>  <ww:textfield label="name" name="name"/> 之类的标签，就会报 ：

2009-7-1 10:48:57 com.opensymphony.webwork.components.template.JspTemplateEngine renderTemplate
严重: Could not render JSP template /template/xhtml/reset
2009-7-1 10:48:57 com.opensymphony.webwork.components.UIBean end
严重: an exception occurred while merging themplate [/template/xhtml/reset]
javax.servlet.ServletException: File &quot;/template/xhtml/reset.jsp&quot; not found
at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:319)
at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:267)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:630)
at org.apache.catalina.core.ApplicationDispatcher.doInclude(ApplicationDispatcher.java:535)
at org.apache.catalina.core.ApplicationDispatcher.include(ApplicationDispatcher.java:472)
at com.opensymphony.webwork.components.Include.include(Include.java:227)
at com.opensymphony.webwork.components.template.JspTemplateEngine.renderTemplate(JspTemplateEngine.java:43)
at com.opensymphony.webwork.components.UIBean.mergeTemplate(UIBean.java:642)
at com.opensymphony.webwork.components.UIBean.end(UIBean.java:596)
at com.opensymphony.webwork.views.jsp.ComponentTagSupport.doEndTag(ComponentTagSupport.java:21)
at org.apache.jsp.index_jsp._jspx_meth_ww_005freset_005f0(index_jsp.java:282)
at org.apache.jsp.index_jsp._jspService(index_jsp.java:118)
at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:374)
at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:342)
at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:267)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at com.opensymphony.webwork.dispatcher.FilterDispatcher.doFilter(FilterDispatcher.java:189)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:286)
at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:845)
at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:583)
at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:447)
at java.lang.Thread.run(Thread.java:595)

这样的错误，请问是怎么回事呀？