HTTP Status 500 - org.apache.jasper.JasperException: java.lang.NullPointerException

type Exception report

message org.apache.jasper.JasperException: java.lang.NullPointerException

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

exception

org.apache.jasper.JasperException: org.apache.jasper.JasperException: java.lang.NullPointerException
	org.apache.jasper.servlet.JspServletWrapper.handleJspException(JspServletWrapper.java:549)
	org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:455)
	org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:396)
	org.apache.jasper.servlet.JspServlet.service(JspServlet.java:340)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:725)
	sun.reflect.GeneratedMethodAccessor84.invoke(Unknown Source)
	sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	java.lang.reflect.Method.invoke(Method.java:497)
	org.apache.catalina.security.SecurityUtil$1.run(SecurityUtil.java:275)
	org.apache.catalina.security.SecurityUtil$1.run(SecurityUtil.java:272)
	java.security.AccessController.doPrivileged(Native Method)
	javax.security.auth.Subject.doAsPrivileged(Subject.java:549)
	org.apache.catalina.security.SecurityUtil.execute(SecurityUtil.java:307)
	org.apache.catalina.security.SecurityUtil.doAsPrivilege(SecurityUtil.java:167)
	java.security.AccessController.doPrivileged(Native Method)
	org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
	sun.reflect.GeneratedMethodAccessor85.invoke(Unknown Source)
	sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	java.lang.reflect.Method.invoke(Method.java:497)
	org.apache.catalina.security.SecurityUtil$1.run(SecurityUtil.java:275)
	org.apache.catalina.security.SecurityUtil$1.run(SecurityUtil.java:272)
	java.security.AccessController.doPrivileged(Native Method)
	javax.security.auth.Subject.doAsPrivileged(Subject.java:549)
	org.apache.catalina.security.SecurityUtil.execute(SecurityUtil.java:307)
	org.apache.catalina.security.SecurityUtil.doAsPrivilege(SecurityUtil.java:247)
	java.security.AccessController.doPrivileged(Native Method)
	java.security.AccessController.doPrivileged(Native Method)
	evidence.Main.doGet(Main.java:392)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:618)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:725)
	sun.reflect.GeneratedMethodAccessor84.invoke(Unknown Source)
	sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	java.lang.reflect.Method.invoke(Method.java:497)
	org.apache.catalina.security.SecurityUtil$1.run(SecurityUtil.java:275)
	org.apache.catalina.security.SecurityUtil$1.run(SecurityUtil.java:272)
	java.security.AccessController.doPrivileged(Native Method)
	javax.security.auth.Subject.doAsPrivileged(Subject.java:549)
	org.apache.catalina.security.SecurityUtil.execute(SecurityUtil.java:307)
	org.apache.catalina.security.SecurityUtil.doAsPrivilege(SecurityUtil.java:167)
	java.security.AccessController.doPrivileged(Native Method)
	org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
	sun.reflect.GeneratedMethodAccessor85.invoke(Unknown Source)
	sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	java.lang.reflect.Method.invoke(Method.java:497)
	org.apache.catalina.security.SecurityUtil$1.run(SecurityUtil.java:275)
	org.apache.catalina.security.SecurityUtil$1.run(SecurityUtil.java:272)
	java.security.AccessController.doPrivileged(Native Method)
	javax.security.auth.Subject.doAsPrivileged(Subject.java:549)
	org.apache.catalina.security.SecurityUtil.execute(SecurityUtil.java:307)
	org.apache.catalina.security.SecurityUtil.doAsPrivilege(SecurityUtil.java:247)

root cause

org.apache.jasper.JasperException: java.lang.NullPointerException
	org.apache.jasper.servlet.JspServletWrapper.handleJspException(JspServletWrapper.java:549)
	org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:470)
	org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:396)
	org.apache.jasper.servlet.JspServlet.service(JspServlet.java:340)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:725)
	sun.reflect.GeneratedMethodAccessor84.invoke(Unknown Source)
	sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	java.lang.reflect.Method.invoke(Method.java:497)
	org.apache.catalina.security.SecurityUtil$1.run(SecurityUtil.java:275)
	org.apache.catalina.security.SecurityUtil$1.run(SecurityUtil.java:272)
	java.security.AccessController.doPrivileged(Native Method)
	javax.security.auth.Subject.doAsPrivileged(Subject.java:549)
	org.apache.catalina.security.SecurityUtil.execute(SecurityUtil.java:307)
	org.apache.catalina.security.SecurityUtil.doAsPrivilege(SecurityUtil.java:167)
	java.security.AccessController.doPrivileged(Native Method)
	java.security.AccessController.doPrivileged(Native Method)
	org.apache.jasper.runtime.JspRuntimeLibrary.include(JspRuntimeLibrary.java:934)
	org.apache.jsp.main_jsp._jspService(main_jsp.java:135)
	org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:725)
	org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:432)
	org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:396)
	org.apache.jasper.servlet.JspServlet.service(JspServlet.java:340)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:725)
	sun.reflect.GeneratedMethodAccessor84.invoke(Unknown Source)
	sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	java.lang.reflect.Method.invoke(Method.java:497)
	org.apache.catalina.security.SecurityUtil$1.run(SecurityUtil.java:275)
	org.apache.catalina.security.SecurityUtil$1.run(SecurityUtil.java:272)
	java.security.AccessController.doPrivileged(Native Method)
	javax.security.auth.Subject.doAsPrivileged(Subject.java:549)
	org.apache.catalina.security.SecurityUtil.execute(SecurityUtil.java:307)
	org.apache.catalina.security.SecurityUtil.doAsPrivilege(SecurityUtil.java:167)
	java.security.AccessController.doPrivileged(Native Method)
	org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
	sun.reflect.GeneratedMethodAccessor85.invoke(Unknown Source)
	sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	java.lang.reflect.Method.invoke(Method.java:497)
	org.apache.catalina.security.SecurityUtil$1.run(SecurityUtil.java:275)
	org.apache.catalina.security.SecurityUtil$1.run(SecurityUtil.java:272)
	java.security.AccessController.doPrivileged(Native Method)
	javax.security.auth.Subject.doAsPrivileged(Subject.java:549)
	org.apache.catalina.security.SecurityUtil.execute(SecurityUtil.java:307)
	org.apache.catalina.security.SecurityUtil.doAsPrivilege(SecurityUtil.java:247)
	java.security.AccessController.doPrivileged(Native Method)
	java.security.AccessController.doPrivileged(Native Method)
	evidence.Main.doGet(Main.java:392)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:618)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:725)
	sun.reflect.GeneratedMethodAccessor84.invoke(Unknown Source)
	sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	java.lang.reflect.Method.invoke(Method.java:497)
	org.apache.catalina.security.SecurityUtil$1.run(SecurityUtil.java:275)
	org.apache.catalina.security.SecurityUtil$1.run(SecurityUtil.java:272)
	java.security.AccessController.doPrivileged(Native Method)
	javax.security.auth.Subject.doAsPrivileged(Subject.java:549)
	org.apache.catalina.security.SecurityUtil.execute(SecurityUtil.java:307)
	org.apache.catalina.security.SecurityUtil.doAsPrivilege(SecurityUtil.java:167)
	java.security.AccessController.doPrivileged(Native Method)
	org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
	sun.reflect.GeneratedMethodAccessor85.invoke(Unknown Source)
	sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	java.lang.reflect.Method.invoke(Method.java:497)
	org.apache.catalina.security.SecurityUtil$1.run(SecurityUtil.java:275)
	org.apache.catalina.security.SecurityUtil$1.run(SecurityUtil.java:272)
	java.security.AccessController.doPrivileged(Native Method)
	javax.security.auth.Subject.doAsPrivileged(Subject.java:549)
	org.apache.catalina.security.SecurityUtil.execute(SecurityUtil.java:307)
	org.apache.catalina.security.SecurityUtil.doAsPrivilege(SecurityUtil.java:247)

root cause

java.lang.NullPointerException

note The full stack trace of the root cause is available in the Apache Tomcat/8.0.15 logs.


Apache Tomcat/8.0.15