Howdy, Post the relevant part of Users.java and DocXML.java. Yoav Shapira Millennium ChemInformatics
>-----Original Message----- >From: Nicolas Fabry [mailto:[EMAIL PROTECTED] >Sent: Wednesday, November 05, 2003 2:34 PM >To: Tomcat Users List >Subject: Problem with JSP to access XML files > >Hello, >I have a problem since one week. >I have to upgrade an existing system working with JSP and XML files. >There is a login page written in .jsp and the login/password are written in >a XML file. >Any time I try tu access the system (by loggin), a compilation error >appear. >I'm using TOMCAT 4.1.29 and J2SDK 1.4.1_05. >It's a little bit long, but you can have a look just to the firsts lines of >the ROOT CAUSE (and the exception) > > > > >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.j ava: >2 >54) > 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(Applic atio >n >FilterChain.java:247) > at >org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFil terC >h >ain.java:193) > at >org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperVal ve.j >a >va:256) > at >org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext. invo >k >eNext(StandardPipeline.java:643) > at >org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java: 480) > at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995) > at >org.apache.catalina.core.StandardContextValve.invoke(StandardContextVal ve.j >a >va:191) > at >org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext. invo >k >eNext(StandardPipeline.java:643) > at >org.apache.catalina.authenticator.AuthenticatorBase.invoke(Authenticato rBas >e >.java:494) > at >org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext. invo >k >eNext(StandardPipeline.java:641) > at >org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java: 480) > at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995) > at >org.apache.catalina.core.StandardContext.invoke(StandardContext.java:24 17) > at >org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.jav a:18 >0 >) > at >org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext. invo >k >eNext(StandardPipeline.java:643) > at >org.apache.catalina.valves.ErrorDispatcherValve.invoke(ErrorDispatcherV alve >. >java:171) > at >org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext. invo >k >eNext(StandardPipeline.java:641) > at >org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.jav a:17 >2 >) > at >org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext. invo >k >eNext(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 .jav >a >:174) > at >org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext. invo >k >eNext(StandardPipeline.java:643) > at >org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java: 480) > at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995) > at org.apache.coyote.tomcat4.CoyoteAdapter.service(CoyoteAdapter.java:193) > at >org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:7 81) > at >org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process Conn >e >ction(Http11Protocol.java:549) > at >org.apache.tomcat.util.net.TcpWorkerThread.runIt(PoolTcpEndpoint.java:5 89) > at >org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPoo l.ja >v >a:666) > at java.lang.Thread.run(Thread.java:536) > > >root cause > >java.lang.NullPointerException > at org.apache.xerces.parsers.AbstractSAXParser.setErrorHandler(Unknown >Source) > at xpert.DocXML.loadXML(DocXML.java:80) > at xpert.Users.checkLogin(Users.java:39) > at org.apache.jsp.measurer_jsp._jspService(measurer_jsp.java:57) > at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:137) > at javax.servlet.http.HttpServlet.service(HttpServlet.java:853) > at >org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.j ava: >2 >10) > at >org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:295 ) > at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:241) > at javax.servlet.http.HttpServlet.service(HttpServlet.java:853) > at >org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(Applic atio >n >FilterChain.java:247) > at >org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFil terC >h >ain.java:193) > at >org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperVal ve.j >a >va:256) > at >org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext. invo >k >eNext(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(StandardContextVal ve.j >a >va:191) > at >org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext. invo >k >eNext(StandardPipeline.java:643) > at >org.apache.catalina.authenticator.AuthenticatorBase.invoke(Authenticato rBas >e >.java:494) > at >org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext. invo >k >eNext(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.StandardContext.invoke(StandardContext.java:24 17) > at >org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.jav a:18 >0 >) > at >org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext. invo >k >eNext(StandardPipeline.java:643) > at >org.apache.catalina.valves.ErrorDispatcherValve.invoke(ErrorDispatcherV alve >. >java:171) > at >org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext. invo >k >eNext(StandardPipeline.java:641) > at >org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.jav a:17 >2 >) > at >org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext. invo >k >eNext(StandardPipeline.java:641) > at >org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java: 480) > at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995) > at >org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve .jav >a >:174) > at >org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext. invo >k >eNext(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:193) > at >org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:7 81) > at >org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process Conn >e >ction(Http11Protocol.java:549) > at >org.apache.tomcat.util.net.TcpWorkerThread.runIt(PoolTcpEndpoint.java:5 89) > at >org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPoo l.ja >v >a:666) > at java.lang.Thread.run(Thread.java:536) > > > >----------------------------------------------------------------------- ---- >- >---- > >Apache Tomcat/4.1.29 > > >It's maybe cause of the reference of the XML file. Have I to put >c:\path_to_wath_I_want or file://c:/path_to_wath_I_want? Have I to use >relatives links or not? >The XML file is like this : > > <?xml version="1.0" encoding="UTF-8" ?> >- <!-- edited with XMLSPY v5 U (http://www.xmlspy.com) by Alexandre >(Alexandre) > --> >- <users xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"; >xsi:noNamespaceSchemaLocation="./Xsd/users.xsd"> > <user login="nicolas" pswd="nicolas" status="admin" /> > </users> > > > >Really thanks to help me resolve this problem > >Nicolas Fabry > > >--------------------------------------------------------------------- >To unsubscribe, e-mail: [EMAIL PROTECTED] >For additional commands, e-mail: [EMAIL PROTECTED] This e-mail, including any attachments, is a confidential business communication, and may contain information that is confidential, proprietary and/or privileged. 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