HTTP Status 500 - java.lang.ClassCastException: org.apache.catalina.util.DefaultAnnotationProcessor cannot be cast to org.apache.AnnotationProcessor

解决方法如下：

在tomcat的context.xml文件里context 元素下添加以下代码：然后重启tomcat搞定……

下面是浏览器完整错误信息

HTTP Status 500 - java.lang.ClassCastException: org.apache.catalina.util.DefaultAnnotationProcessor cannot be cast to org.apache.AnnotationProcessor

type Exception report

message java.lang.ClassCastException: org.apache.catalina.util.DefaultAnnotationProcessor cannot be cast to org.apache.AnnotationProcessor

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

exception

org.apache.jasper.JasperException: java.lang.ClassCastException: org.apache.catalina.util.DefaultAnnotationProcessor cannot be cast to org.apache.AnnotationProcessor	org.apache.jasper.servlet.JspServletWrapper.getServlet(JspServletWrapper.java:161)	org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:340)	org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:313)	org.apache.jasper.servlet.JspServlet.service(JspServlet.java:260)	javax.servlet.http.HttpServlet.service(HttpServlet.java:717)	org.springframework.web.servlet.view.InternalResourceView.renderMergedOutputModel(InternalResourceView.java:238)	org.springframework.web.servlet.view.AbstractView.render(AbstractView.java:263)	org.springframework.web.servlet.DispatcherServlet.render(DispatcherServlet.java:1208)	org.springframework.web.servlet.DispatcherServlet.processDispatchResult(DispatcherServlet.java:992)	org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:939)	org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:856)	org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:936)	org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:827)	javax.servlet.http.HttpServlet.service(HttpServlet.java:617)	org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:812)	javax.servlet.http.HttpServlet.service(HttpServlet.java:717)	org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:88)	org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)

root cause

java.lang.ClassCastException: org.apache.catalina.util.DefaultAnnotationProcessor cannot be cast to org.apache.AnnotationProcessor	org.apache.jasper.servlet.JspServletWrapper.getServlet(JspServletWrapper.java:151)	org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:340)	org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:313)	org.apache.jasper.servlet.JspServlet.service(JspServlet.java:260)	javax.servlet.http.HttpServlet.service(HttpServlet.java:717)	org.springframework.web.servlet.view.InternalResourceView.renderMergedOutputModel(InternalResourceView.java:238)	org.springframework.web.servlet.view.AbstractView.render(AbstractView.java:263)	org.springframework.web.servlet.DispatcherServlet.render(DispatcherServlet.java:1208)	org.springframework.web.servlet.DispatcherServlet.processDispatchResult(DispatcherServlet.java:992)	org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:939)	org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:856)	org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:936)	org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:827)	javax.servlet.http.HttpServlet.service(HttpServlet.java:617)	org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:812)	javax.servlet.http.HttpServlet.service(HttpServlet.java:717)	org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:88)	org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)

转载于:https://my.oschina.net/jgy/blog/184548

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