We are using Tomcat 6.0.18 with jdk 1.5 on Windows XP.
line 118 is: factory.createHttpsConnector("Catalina:type=Service,serviceName=Catalina", "127.0.0.1", 8443); * The stack trace is as follows: java.lang.NullPointerException * at toggle1.doPost(*toggle1.java:118*) at javax.servlet.http.HttpServlet.service(*HttpServlet.java:637*) at javax.servlet.http.HttpServlet.service(*HttpServlet.java:717*) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(* ApplicationFilterChain.java:290*) at org.apache.catalina.core.ApplicationFilterChain.doFilter(* ApplicationFilterChain.java:206*) at org.apache.catalina.core.StandardWrapperValve.invoke(* StandardWrapperValve.java:233*) at org.apache.catalina.core.StandardContextValve.invoke(* StandardContextValve.java:191*) at org.apache.catalina.core.StandardHostValve.invoke(* StandardHostValve.java:128*) at org.apache.catalina.valves.ErrorReportValve.invoke(* ErrorReportValve.java:102*) at org.apache.catalina.core.StandardEngineValve.invoke(* StandardEngineValve.java:109*) at org.apache.catalina.connector.CoyoteAdapter.service(* CoyoteAdapter.java:293*) at org.apache.coyote.http11.Http11Processor.process(* Http11Processor.java:849*) at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(* Http11Protocol.java:583*) at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(*JIoEndpoint.java:454*) at java.lang.Thread.run(Unknown Source) -Hemali