HTTP Status 500 -这是什么问题啊？急，谢谢

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<p>HTTP Status 500 -这是什么问题啊？急，谢谢</p>
<p><img src="http://img.baidu.com/img/iknow/icn_point.gif"> 悬赏分：5 -</p>
<p>提问时间2010-10-25 11:02</p>
<p>type Exception report</p>
<p>message</p>
<p>description The server encountered an internal error () that prevented it from fulfilling this request.</p>
<p>exception</p>
<p>org.apache.jasper.JasperException: Cannot find bean codeList in any scope</p>
<p>org.apache.jasper.servlet.JspServletWrapper.handleJspException(JspServletWrapper.java:476)</p>
<p>org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:371)</p>
<p>org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:315)</p>
<p>org.apache.jasper.servlet.JspServlet.service(JspServlet.java:265)</p>
<p>javax.servlet.http.HttpServlet.service(HttpServlet.java:803)</p>
<p>org.apache.struts.action.RequestProcessor.doForward(RequestProcessor.java:1069)</p>
<p>org.apache.struts.action.RequestProcessor.processForwardConfig(RequestProcessor.java:455)</p>
<p>org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:279)</p>
<p>org.apache.struts.action.ActionServlet.process(ActionServlet.java:1482)</p>
<p>org.apache.struts.action.ActionServlet.doPost(ActionServlet.java:525)</p>
<p>javax.servlet.http.HttpServlet.service(HttpServlet.java:710)</p>
<p>javax.servlet.http.HttpServlet.service(HttpServlet.java:803)</p>
<p>com.chinantn.common.filter.SetCharacterEncodingFilter.doFilter(Unknown Source)</p>
<p>root cause</p>
<p>javax.servlet.ServletException: Cannot find bean codeList in any scope</p>
<p>org.apache.jasper.runtime.PageContextImpl.doHandlePageException(PageContextImpl.java:846)</p>
<p>org.apache.jasper.runtime.PageContextImpl.handlePageException(PageContextImpl.java:779)</p>
<p>org.apache.jsp.codeList_jsp._jspService(codeList_jsp.java:242)</p>
<p>org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:98)</p>
<p>javax.servlet.http.HttpServlet.service(HttpServlet.java:803)</p>
<p>org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:328)</p>
<p>org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:315)</p>
<p>org.apache.jasper.servlet.JspServlet.service(JspServlet.java:265)</p>
<p>javax.servlet.http.HttpServlet.service(HttpServlet.java:803)</p>
<p>org.apache.struts.action.RequestProcessor.doForward(RequestProcessor.java:1069)</p>
<p>org.apache.struts.action.RequestProcessor.processForwardConfig(RequestProcessor.java:455)</p>
<p>org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:279)</p>
<p>org.apache.struts.action.ActionServlet.process(ActionServlet.java:1482)</p>
<p>org.apache.struts.action.ActionServlet.doPost(ActionServlet.java:525)</p>
<p>javax.servlet.http.HttpServlet.service(HttpServlet.java:710)</p>
<p>javax.servlet.http.HttpServlet.service(HttpServlet.java:803)</p>
<p>com.chinantn.common.filter.SetCharacterEncodingFilter.doFilter(Unknown Source)</p>
<p>root cause</p>
<p>javax.servlet.jsp.JspException: Cannot find bean codeList in any scope</p>
<p>提问者： gwy218 - 一级</p>
<p>网友推荐答案</p>
<p>org.apache.jasper.JasperException: Cannot find bean codeList in any scope</p>
<p>org.apache.jasper.servlet.JspServletWrapper.handleJspException(JspServletWrapper.java:476)</p>
<p>PageContextImpl.java:846</p>
<p>估计你在上边这个实现中没有把数据放在list集中。</p>
<p>回答者：</p>
<p>编程思想flyxd - 二级   2010-11-6 19:10</p>