Subscription Error

[bladezer]

I was subscribing by e-mail to a forum and when I got the e-mail and clicked the conformation link, I got this error:

Error 500

//nabble-support.1.n2.nabble.com
RequestURI=/template/NamlServlet.jtp

Caused by:

java.lang.NumberFormatException: //nabble-support.1.n2.nabble.com
        at org.mortbay.io.BufferUtil.toInt(BufferUtil.java:68)
        at org.mortbay.jetty.Request.getServerName(Request.java:1126)
        at org.mortbay.jetty.Request.getServerPort(Request.java:1169)
        at org.mortbay.jetty.Request.getRequestURL(Request.java:1074)
        at javax.servlet.http.HttpServletRequestWrapper.getRequestURL(HttpServletRequestWrapper.java:209)
        at cachingfilter.CachingResponseWrapper.getFileName(CachingResponseWrapper.java:114)
        at cachingfilter.CachingResponseWrapper.<init>(CachingResponseWrapper.java:72)
        at cachingfilter.jetty.JettyCachingFilter$2.<init>(JettyCachingFilter.java:38)
        at cachingfilter.jetty.JettyCachingFilter.newCachingResponseWrapper(JettyCachingFilter.java:38)
        at cachingfilter.CachingFilter.doFilter(CachingFilter.java:153)
        at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1157)
        at fschmidt.util.servlet.BadBotFilter.doFilter(BadBotFilter.java:74)
        at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1157)
        at org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:388)
        at org.mortbay.jetty.servlet.SessionHandler.handle(SessionHandler.java:182)
        at org.mortbay.jetty.handler.ContextHandler.handle(ContextHandler.java:765)
        at org.mortbay.jetty.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:230)
        at org.mortbay.jetty.handler.HandlerCollection.handle(HandlerCollection.java:114)
        at org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:152)
        at org.mortbay.jetty.Server.handle(Server.java:326)
        at org.mortbay.jetty.HttpConnection.handleRequest(HttpConnection.java:542)
        at org.mortbay.jetty.HttpConnection$RequestHandler.headerComplete(HttpConnection.java:923)
        at org.mortbay.jetty.HttpParser.parseNext(HttpParser.java:547)
        at org.mortbay.jetty.HttpParser.parseAvailable(HttpParser.java:212)
        at org.mortbay.jetty.HttpConnection.handle(HttpConnection.java:404)
        at org.mortbay.io.nio.SelectChannelEndPoint.run(SelectChannelEndPoint.java:409)
        at org.mortbay.thread.QueuedThreadPool$PoolThread.run(QueuedThreadPool.java:582)