java.lang.ClassCastException-org.apache.jasper.Jas
HTTP Status 500 ---------------------------------------------------------------------------------
type Exception report
message
description The server encountered an internal error () that prevented it from fulfilling this request.
exception
org.apache.jasper.JasperException: www.my.model.UserInfo
org.apache.jasper.servlet.JspServletWrapper.handleJspException(JspServletWrapper.java:510)
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:393)
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:314)
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:264)
javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
www.my.filter.SetCharacterEncodingFilter.doFilter(SetCharacterEncodingFilter.java:122)
root cause
java.lang.ClassCastException: www.my.model.UserInfo
www.my.web.gerRel.getResultList(gerRel.java:66)
org.apache.jsp.web.gets.gerRel_jsp._jspService(org.apache.jsp.web.gets.gerRel_jsp:114)
org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:97)
javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:332)
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:314)
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:264)
javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
www.my.filter.SetCharacterEncodingFilter.doFilter(SetCharacterEncodingFilter.java:122)
note The full stack trace of the root cause is available in the Apache Tomcat/5.5.15 logs.
找了好久的错误，后来发现系统中有两个版本的UserInfo，是这个BEAN在系统中造成冲突的原因。知道原因了就很好解决了啊！呵呵，
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