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From h...@informatiefabriek.nl
Subject Re: Error: HTTP Status 500
Date Mon, 28 Apr 2003 11:28:35 GMT
I have no idea what's wrong. But, I can tell you that Jasper (which is the 
compiler that compiles your JSP page) failed.
So most likely you a syntax error in your JSP page.

Gr. Harm.




"stakys" <stakys@punktas.lt> 
04/28/2003 01:26 PM
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Subject
Error: HTTP Status 500






I go to page and got error like this:
how can i solve this? what i need to do to make it work perfect?
 
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
                 at 
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:254)
                 at 
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:295)
                 at 
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:241)
                 at 
javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
                 at 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:247)
                 at 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:193)
                 at 
org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:256)
                 at 
org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:643)
                 at 
org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:480)
                 at 
org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995)
                 at 
org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)
                 at 
org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:643)
                 at 
org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:480)
                 at 
org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995)
                 at 
org.apache.catalina.core.StandardContext.invoke(StandardContext.java:2415)
                 at 
org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:180)
                 at 
org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:643)
                 at 
org.apache.catalina.valves.ErrorDispatcherValve.invoke(ErrorDispatcherValve.java:171)
                 at 
org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:641)
                 at 
org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:172)
                 at 
org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:641)
                 at 
org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:480)
                 at 
org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995)
                 at 
org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:174)
                 at 
org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:643)
                 at 
org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:480)
                 at 
org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995)
                 at 
org.apache.coyote.tomcat4.CoyoteAdapter.service(CoyoteAdapter.java:223)
                 at 
org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:594)
                 at 
org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.processConnection(Http11Protocol.java:392)
                 at 
org.apache.tomcat.util.net.TcpWorkerThread.runIt(PoolTcpEndpoint.java:565)
                 at 
org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:619)
                 at java.lang.Thread.run(Thread.java:536)


root cause 

java.lang.NullPointerException
                 at 
org.apache.struts.util.RequestUtils.computeURL(RequestUtils.java:436)
                 at 
org.apache.struts.util.RequestUtils.computeURL(RequestUtils.java:365)
                 at 
org.apache.struts.taglib.logic.RedirectTag.doEndTag(RedirectTag.java:294)
                 at 
org.apache.jsp.index_jsp._jspx_meth_logic_redirect_0(index_jsp.java:141)
                 at 
org.apache.jsp.index_jsp._jspService(index_jsp.java:77)
                 at 
org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:137)
                 at 
javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
                 at 
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:210)
                 at 
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:295)
                 at 
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:241)
                 at 
javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
                 at 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:247)
                 at 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:193)
                 at 
org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:256)
                 at 
org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:643)
                 at 
org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:480)
                 at 
org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995)
                 at 
org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)
                 at 
org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:643)
                 at 
org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:480)
                 at 
org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995)
                 at 
org.apache.catalina.core.StandardContext.invoke(StandardContext.java:2415)
                 at 
org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:180)
                 at 
org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:643)
                 at 
org.apache.catalina.valves.ErrorDispatcherValve.invoke(ErrorDispatcherValve.java:171)
                 at 
org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:641)
                 at 
org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:172)
                 at 
org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:641)
                 at 
org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:480)
                 at 
org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995)
                 at 
org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:174)
                 at 
org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:643)
                 at 
org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:480)
                 at 
org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995)
                 at 
org.apache.coyote.tomcat4.CoyoteAdapter.service(CoyoteAdapter.java:223)
                 at 
org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:594)
                 at 
org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.processConnection(Http11Protocol.java:392)
                 at 
org.apache.tomcat.util.net.TcpWorkerThread.runIt(PoolTcpEndpoint.java:565)
                 at 
org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:619)
                 at java.lang.Thread.run(Thread.java:536)



--------------------------------------------------------------------------------

Apache Tomcat/4.1.24





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