HTTP Status 500 -


type Exception report

message

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

exception

java.lang.NullPointerException
	util.Billing.processRequest(Billing.java:53)
	util.Billing.doGet(Billing.java:35)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:621)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:728)

note The full stack trace of the root cause is available in the Apache Tomcat/7.0.37 logs.


Apache Tomcat/7.0.37