错误消息

HTTP Status 500 – Internal Server Error

Type Exception Report Message An exception occurred processing [/main.jsp] at line [12] Description The server encountered an unexpected condition that prevented it from fulfilling the request. Exception org.apache.jasper.JasperException: An exception occurred processing [/main.jsp] at line [12]

9: 10:

Books Info:

11: <c:import var=“bookInfo” url=“http://localhost:8080/books.xml”/> 12: 13:

Stacktrace:
	org.apache.jasper.servlet.JspServletWrapper.handleJspException(JspServletWrapper.java:626)
	org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:500)
	org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:385)
	org.apache.jasper.servlet.JspServlet.service(JspServlet.java:329)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:741)
	org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)

解决方案

一定要确保<c:import>指令的url指向的xml能够在浏览器里访问。错误的url：http://localhost:8080/books.xml

这个是直接从学习向导里拷贝过来的，应该改成服务器上能够访问的实际XML的url： http://localhost:9032/jerryjsp/books.xml