Problema intermitente ao logar no guj.com.br - informacao com stacktrace

Virtual Machine Man Membro desde: 29/08/2006 21:50:17 Mensagens: 523 Offline

Ja aconteceu comigo duas vezes entao segue ai o stack,

Cenario:

Recebo email dizendo que tal thread foi respondida.

Clico no link, noto se estou deslogado e tento logar.

Duas vezes, nao em sequencia, lanca o seguinte erro.

net.jforum.exceptions.ForumException: java.lang.reflect.InvocationTargetException
	at sun.reflect.GeneratedMethodAccessor160.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
	at java.lang.reflect.Method.invoke(Method.java:597)
	at net.jforum.Command.process(Command.java:114)
	at net.jforum.JForum.processCommand(JForum.java:217)
	at net.jforum.JForum.service(JForum.java:200)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:820)
	at org.mortbay.jetty.servlet.ServletHolder.handle(ServletHolder.java:487)
	at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1097)
	at br.com.caelum.guj.vraptor.filter.VRaptorFilter.doFilter(VRaptorFilter.java:37)
	at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1088)
	at net.jforum.util.legacy.clickstream.ClickstreamFilter.doFilter(ClickstreamFilter.java:59)
	at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1088)
	at org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:360)
	at org.mortbay.jetty.security.SecurityHandler.handle(SecurityHandler.java:216)
	at org.mortbay.jetty.servlet.SessionHandler.handle(SessionHandler.java:181)
	at org.mortbay.jetty.handler.ContextHandler.handle(ContextHandler.java:729)
	at org.mortbay.jetty.webapp.WebAppContext.handle(WebAppContext.java:405)
	at org.mortbay.jetty.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:206)
	at org.mortbay.jetty.handler.HandlerCollection.handle(HandlerCollection.java:114)
	at org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:152)
	at org.mortbay.jetty.handler.StatisticsHandler.handle(StatisticsHandler.java:89)
	at org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:152)
	at org.mortbay.jetty.Server.handle(Server.java:324)
	at org.mortbay.jetty.HttpConnection.handleRequest(HttpConnection.java:505)
	at org.mortbay.jetty.HttpConnection$RequestHandler.headerComplete(HttpConnection.java:829)
	at org.mortbay.jetty.HttpParser.parseNext(HttpParser.java:513)
	at org.mortbay.jetty.HttpParser.parseAvailable(HttpParser.java:211)
	at org.mortbay.jetty.HttpConnection.handle(HttpConnection.java:380)
	at org.mortbay.io.nio.SelectChannelEndPoint.run(SelectChannelEndPoint.java:395)
	at org.mortbay.thread.QueuedThreadPool$PoolThread.run(QueuedThreadPool.java:488)
Caused by: java.lang.reflect.InvocationTargetException
	... 31 more
Caused by: java.lang.NullPointerException
	at net.jforum.view.forum.UserAction.validateLogin(UserAction.java:428)
	... 31 more

URL is: /jforum.java?module=user&action=validateLogin
END ERROR STACK TRACE-->

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