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From Andrew Jaquith <andrew.jaqu...@mac.com>
Subject Re: JSPWiki exception on some users only...
Date Tue, 22 Apr 2008 02:28:36 GMT
What version of JSPWiki are you running?

On Apr 21, 2008, at 10:24 PM, Pearce, Lyall (DTEI) wrote:

> I have posted a similar request on the Support Page or JSPWiki web  
> site, if this is not an appropriate thing to do, let me know and I  
> can remove the entry.
>
> I am recieving an exception (see below) on some users browsers and  
> not others.
> The users are all windows users, but their browsers are either IE or  
> FF.
> Some people have Smart theme, others have vanilla.
> I have tried Shift-refresh.
> I have tried completely clearing local data (including cookies and  
> cache), I have tried blocking cookies altogether.
>
> Earlier in the day, we attempted to update the properties to enable  
> CamelCase, restarted the TomCat server and that is when the problem  
> started.
> We updated the property file to turn CamelCase off and restarted  
> TomCat again, in an attempt to recover, but to no avail.
>
> It appears that after we restart Tomcat, that the first couple of  
> users can get things working, that everyone after that fails.
>
> We are running Apache Tomcat/5.5.9 on a Unix server.
>
> Any assistance would be greatly appreciated.
>
> ...Lyall
>
> Stack trace follows:-
>
>
>        at  
> org 
> .apache.coyote.http11.Http11Processor.process(Http11Processor.java: 
> 856)
>        at org.apache.coyote.http11.Http11Protocol 
> $Http11ConnectionHandler.processConnection(Http11Protocol.java:744)
>        at  
> org 
> .apache 
> .tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java: 
> 527)
>        at  
> org 
> .apache 
> .tomcat 
> .util 
> .net 
> .LeaderFollowerWorkerThread.runIt(LeaderFollowerWorkerThread.java:80)
>        at org.apache.tomcat.util.threads.ThreadPool 
> $ControlRunnable.run(ThreadPool.java:684)
>        at java.lang.Thread.run(Thread.java:534)
> Apr 22, 2008 11:02:52 AM  
> org.apache.catalina.core.StandardWrapperValve invoke
> SEVERE: Servlet.service() for servlet jsp threw exception
> java.lang.NullPointerException
>        at  
> javax.security.auth.login.LoginContext.init(LoginContext.java:195)
>        at  
> javax.security.auth.login.LoginContext.<init>(LoginContext.java:350)
>        at  
> javax.security.auth.login.LoginContext.<init>(LoginContext.java:465)
>        at  
> com.ecyrd.jspwiki.WikiSession.getLoginContext(WikiSession.java:259)
>        at com.ecyrd.jspwiki.auth.AuthenticationManager 
> $3.run(AuthenticationManager.java:441)
>        at java.security.AccessController.doPrivileged(Native Method)
>        at  
> com 
> .ecyrd 
> .jspwiki 
> .auth.AuthenticationManager.doLogin(AuthenticationManager.java:435)
>        at  
> com 
> .ecyrd 
> .jspwiki.auth.AuthenticationManager.login(AuthenticationManager.java: 
> 234)
>        at com.ecyrd.jspwiki.WikiContext.<init>(WikiContext.java:269)
>        at com.ecyrd.jspwiki.WikiEngine.createContext(WikiEngine.java: 
> 2097)
>        at  
> org.apache.jsp.Error_jsp._jspService(org.apache.jsp.Error_jsp:73)
>        at  
> org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:97)
>        at javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
>        at  
> org 
> .apache 
> .jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:322)
>        at  
> org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java: 
> 291)
>        at  
> org.apache.jasper.servlet.JspServlet.service(JspServlet.java:241)
>        at javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
>        at  
> org 
> .apache 
> .catalina 
> .core 
> .ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java: 
> 252)
>        at  
> org 
> .apache 
> .catalina 
> .core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
>        at  
> org 
> .apache 
> .catalina 
> .core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:672)
>        at  
> org 
> .apache 
> .catalina 
> .core 
> .ApplicationDispatcher.processRequest(ApplicationDispatcher.java:463)
>        at  
> org 
> .apache 
> .catalina 
> .core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:398)
>        at  
> org 
> .apache 
> .catalina 
> .core.ApplicationDispatcher.forward(ApplicationDispatcher.java:301)
>        at  
> org 
> .apache 
> .jasper.runtime.PageContextImpl.doForward(PageContextImpl.java:693)
>        at  
> org 
> .apache.jasper.runtime.PageContextImpl.forward(PageContextImpl.java: 
> 660)
>        at  
> org 
> .apache 
> .jasper 
> .runtime.PageContextImpl.doHandlePageException(PageContextImpl.java: 
> 808)
>        at  
> org 
> .apache 
> .jasper 
> .runtime.PageContextImpl.handlePageException(PageContextImpl.java:781)
>        at  
> org.apache.jsp.Wiki_jsp._jspService(org.apache.jsp.Wiki_jsp:134)
>        at  
> org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:97)
>        at javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
>        at  
> org 
> .apache 
> .jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:322)
>        at  
> org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java: 
> 291)
>        at  
> org.apache.jasper.servlet.JspServlet.service(JspServlet.java:241)
>        at javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
>        at  
> org 
> .apache 
> .catalina 
> .core 
> .ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java: 
> 252)
>        at  
> org 
> .apache 
> .catalina 
> .core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
>        at  
> com 
> .ecyrd.jspwiki.ui.WikiServletFilter.doFilter(WikiServletFilter.java: 
> 99)
>        at  
> com.ecyrd.jspwiki.ui.WikiJSPFilter.doFilter(WikiJSPFilter.java:91)
>        at  
> org 
> .apache 
> .catalina 
> .core 
> .ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java: 
> 202)
>        at  
> org 
> .apache 
> .catalina 
> .core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
>        at  
> org 
> .apache 
> .catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java: 
> 213)
>        at  
> org 
> .apache 
> .catalina.core.StandardContextValve.invoke(StandardContextValve.java: 
> 178)
>        at  
> org 
> .apache 
> .catalina.core.StandardHostValve.invoke(StandardHostValve.java:126)
>        at  
> org 
> .apache 
> .catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:105)
>        at  
> org 
> .apache 
> .catalina.core.StandardEngineValve.invoke(StandardEngineValve.java: 
> 107)
>        at  
> org 
> .apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java: 
> 148)
>        at  
> org 
> .apache.coyote.http11.Http11Processor.process(Http11Processor.java: 
> 856)
>        at org.apache.coyote.http11.Http11Protocol 
> $Http11ConnectionHandler.processConnection(Http11Protocol.java:744)
>        at  
> org 
> .apache 
> .tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java: 
> 527)
>        at  
> org 
> .apache 
> .tomcat 
> .util 
> .net 
> .LeaderFollowerWorkerThread.runIt(LeaderFollowerWorkerThread.java:80)
>        at org.apache.tomcat.util.threads.ThreadPool 
> $ControlRunnable.run(ThreadPool.java:684)
>        at java.lang.Thread.run(Thread.java:534)
>
>


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