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
	org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:367)
	org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:293)
	org.apache.jasper.servlet.JspServlet.service(JspServlet.java:240)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:856)

root cause

java.lang.NullPointerException
	org.apache.jsp.zhongjiang_jsp._jspService(zhongjiang_jsp.java:668)
	org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:136)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:856)
	org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:320)
	org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:293)
	org.apache.jasper.servlet.JspServlet.service(JspServlet.java:240)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:856)

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

HTTP Status 500 -

Apache Tomcat/5.0.9