HTTP Status 500 - Internal Server Error


type Exception report

message Internal Server Error

description The server encountered an internal error (Internal Server Error) that prevented it from fulfilling this request.

exception

java.lang.NullPointerException
	at org.dataisland.util.SAXFilter.setDocumentLocator(SAXFilter.java:65)
	at org.apache.xerces.parsers.AbstractSAXParser.startDocument(AbstractSAXParser.java:273)
	at org.apache.xerces.impl.XMLNamespaceBinder.startDocument(XMLNamespaceBinder.java:444)
	at org.apache.xerces.impl.dtd.XMLDTDValidator.startDocument(XMLDTDValidator.java:644)
	at org.apache.xerces.impl.XMLDocumentScannerImpl.startEntity(XMLDocumentScannerImpl.java:431)
	at org.apache.xerces.impl.XMLEntityManager.startEntity(XMLEntityManager.java:878)
	at org.apache.xerces.impl.XMLEntityManager.startDocumentEntity(XMLEntityManager.java:741)
	at org.apache.xerces.impl.XMLDocumentScannerImpl.setInputSource(XMLDocumentScannerImpl.java:260)
	at org.apache.xerces.parsers.DTDConfiguration.parse(DTDConfiguration.java:498)
	at org.apache.xerces.parsers.DTDConfiguration.parse(DTDConfiguration.java:580)
	at org.apache.xerces.parsers.XMLParser.parse(XMLParser.java:152)
	at org.apache.xerces.parsers.AbstractSAXParser.parse(AbstractSAXParser.java:1169)
	at org.dataisland.util.XRoot.streamFile(XRoot.java:193)
	at org.dataisland.util.XRoot.streamDocument(XRoot.java:167)
	at org.dataisland.filter.includer.Includer.streamDocument(Includer.java:74)
	at org.dataisland.wrapper.servlet.HttpServletWrapper.streamDocument(HttpServletWrapper.java:383)
	at org.dataisland.wrapper.servlet.HttpServletWrapper.serveDataIsland(HttpServletWrapper.java:323)
	at org.dataisland.wrapper.servlet.HttpServletWrapper.service(HttpServletWrapper.java:272)
	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:260)
	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$StandardPipelineValveContext.invokeNext(StandardPipeline.java:643)
	at org.apache.catalina.valves.ErrorDispatcherValve.invoke(ErrorDispatcherValve.java:170)
	at org.apache.catalina.core.StandardPipeline$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.ajp.tomcat4.Ajp13Processor.process(Ajp13Processor.java:458)
	at org.apache.ajp.tomcat4.Ajp13Processor.run(Ajp13Processor.java:551)
	at java.lang.Thread.run(Thread.java:534)


Apache Tomcat/4.1.18