Question

测试javaweb页面跳转时出现问题

HTTP Status 500 - /area_output.jsp (line: 19, column: 0) The value for the
useBean class attribute com.ch4.CircleBean is invalid.

type Exception report

message /area_output.jsp (line: 19, column: 0) The value for the
useBean class attribute com.ch4.CircleBean is invalid.

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

exception
org.apache.jasper.JasperException: /area_output.jsp (line: 19, column: 0) The value for the useBean class attribute com.ch4.CircleBean is invalid.
org.apache.jasper.compiler.DefaultErrorHandler.jspError(DefaultErrorHandler.java:42)
org.apache.jasper.compiler.ErrorDispatcher.dispatch(ErrorDispatcher.java:443)
org.apache.jasper.compiler.ErrorDispatcher.jspError(ErrorDispatcher.java:149)
org.apache.jasper.compiler.Generator$GenerateVisitor.visit(Generator.java:1242)
org.apache.jasper.JspCompilationContext.compile(JspCompilationContext.java:657)
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:357)
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:395)
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:339)
javax.servlet.http.HttpServlet.service(HttpServlet.java:727)
org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)

note The full stack trace of the root cause is available in the
Apache Tomcat/7.0.57 logs.

Answer 1

jsp直接访问的话是可以访问到的，比如：http://meidi001.vip1.it000.cn/meidi/jsp/enterprise/preference_release.jsp，这样是可以访问到的。