HTTP Status 500 – Internal Server Error


Type Exception Report

Message An exception occurred processing [/Position/Svp/upstudent.jsp] at line [99]

Description The server encountered an unexpected condition that prevented it from fulfilling the request.

Exception

org.apache.jasper.JasperException: An exception occurred processing [/Position/Svp/upstudent.jsp] at line [99]

96: 		 String name = "";
97: 		Cookie [ ] list = request.getCookies();
98: 		Cookie my_cookie = null;
99: 		for(int i=0; i <list.length; i++)
100: 		{	my_cookie = list[i];
101: 			if(my_cookie.getName().equals("std_user"))		s = my_cookie.getValue();	
102: 			if(my_cookie.getName().equals("name"))				name = my_cookie.getValue();	


Stacktrace:
	org.apache.jasper.servlet.JspServletWrapper.handleJspException(JspServletWrapper.java:605)
	org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:498)
	org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:383)
	org.apache.jasper.servlet.JspServlet.service(JspServlet.java:331)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:764)
	org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)

Root Cause

java.lang.NullPointerException
	org.apache.jsp.Position.Svp.upstudent_jsp._jspService(upstudent_jsp.java:215)
	org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:764)
	org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:465)
	org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:383)
	org.apache.jasper.servlet.JspServlet.service(JspServlet.java:331)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:764)
	org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)

Note The full stack trace of the root cause is available in the server logs.


Apache Tomcat/8.5.78