Unable to load class for JSP 怎么解决啊

HTTP Status 500 - Unable to load class for JSP
type Exception report

message Unable to load class for JSP

description The server encountered an internal error that prevented it from fulfilling this request.

exception

org.apache.jasper.JasperException: Unable to load class for JSP
org.apache.jasper.JspCompilationContext.load(JspCompilationContext.java:630)
org.apache.jasper.servlet.JspServletWrapper.getServlet(JspServletWrapper.java:149)
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:340)
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:321)
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:267)
javax.servlet.http.HttpServlet.service(HttpServlet.java:723)
com.appframe.core.web.filter.FrameTao.doFilter(FrameTao.java:34)
com.appframe.core.web.filter.CsrfFilter.doFilter(CsrfFilter.java:35)
com.appframe.core.web.filter.XssFilter.doFilter(XssFilter.java:29)
org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:88)
org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:76)
org.apache.struts2.dispatcher.filter.StrutsPrepareAndExecuteFilter.doFilter(StrutsPrepareAndExecuteFilter.java:138)
com.appframe.core.web.filter.HttpFilter.doFilter(HttpFilter.java:62)
root cause

java.lang.ClassNotFoundException: org.apache.jsp.login.login_jsp
java.net.URLClassLoader$1.run(URLClassLoader.java:366)
java.net.URLClassLoader$1.run(URLClassLoader.java:355)
java.security.AccessController.doPrivileged(Native Method)
java.net.URLClassLoader.findClass(URLClassLoader.java:354)
org.apache.jasper.servlet.JasperLoader.loadClass(JasperLoader.java:134)
org.apache.jasper.servlet.JasperLoader.loadClass(JasperLoader.java:66)
org.apache.jasper.JspCompilationContext.load(JspCompilationContext.java:628)
org.apache.jasper.servlet.JspServletWrapper.getServlet(JspServletWrapper.java:149)
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:340)
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:321)
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:267)
javax.servlet.http.HttpServlet.service(HttpServlet.java:723)
com.appframe.core.web.filter.FrameTao.doFilter(FrameTao.java:34)
com.appframe.core.web.filter.CsrfFilter.doFilter(CsrfFilter.java:35)
com.appframe.core.web.filter.XssFilter.doFilter(XssFilter.java:29)
org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:88)
org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:76)
org.apache.struts2.dispatcher.filter.StrutsPrepareAndExecuteFilter.doFilter(StrutsPrepareAndExecuteFilter.java:138)
com.appframe.core.web.filter.HttpFilter.doFilter(HttpFilter.java:62)
note The full stack trace of the root cause is available in the Apache Tomcat/6.0.53 logs.

Apache Tomcat/6.0.53

java.lang.ClassNotFoundException: org.apache.jsp.login.login_jsp 找不到JSP文件的Java类