Hi
it happens to me when I start up jenkins. i'm using 1.642.4 winston Jetty.
can you please elaborate regarding the proxy configurations?
(it seems that all of the proxy configuration are correct.)

thanks,
Tidhar

On Wednesday, May 25, 2016 at 11:51:50 PM UTC+3, Baptiste Mathus wrote:
>
> Please avoid reposting. In that case, you could have forwarded the dev ML 
> email here. 
>
> So, quoting myself: "I think you're behind a proxy and Jenkins tries 
> parsing the 403 page or something like that.".
>
> Did you look into that path?
>
> 2016-05-24 15:54 GMT+02:00 <[email protected] <javascript:>>:
>
>> Hi,
>> I am trying to setup Jenkins and tried installing various version from 
>> 1.651 to latest version 2.6.  With all versions I am not able to see 
>> available plugins.  I encountered below error when click on Check Now to 
>> update. 
>> Please help me to resolve this issue.
>>
>> javax.servlet.ServletException: java.lang.IllegalArgumentException: Could 
>> not find (numeric) updateCenterVersion in {
>>         height:100%;
>>         padding:0;
>>         margin:0;
>>       }
>>       .oc{
>>         display:table;
>>         width:100%;
>>         height:100%;
>>       }
>>       .ic{
>>         display:table-cell;
>>         vertical-align:middle;
>>         height:100%;
>>       }
>>       div.msg{
>>         display:block;
>>         border:0px solid #30c;
>>         padding:0;
>>         width:800px;
>>         font-family:helvetica,sans-serif;
>>         margin:10px auto;
>>       }
>>       h1{
>>         font-weight:bold;
>>         color:#fff;
>>         font-size:20px;
>>         margin:0;
>>         padding:2px;
>>         text-align:center;
>>         background: #1e90ff;
>>       }
>>       h2{
>>         font-weight:bold;
>>         color:#fff;
>>         font-size:14px;
>>         margin:0;
>>         padding:2px;
>>         text-align:center;
>>         background: #1e90ff;
>>       }
>>       p{
>>         font-size:14px;
>>         margin:15px auto;
>>         width:75%;
>>         font-family:helvetica,sans-serif;
>>         text-align:center;
>>       }
>>       j{
>>         font-size:14px;
>>         margin-left:2in;
>>         15px auto;
>>         width:75%;
>>         font-family:helvetica,sans-serif;
>>         text-align:center;
>>       }
>> at org.kohsuke.stapler.Stapler.tryInvoke(Stapler.java:796)
>> at org.kohsuke.stapler.Stapler.invoke(Stapler.java:876)
>> at org.kohsuke.stapler.MetaClass$2.doDispatch(MetaClass.java:174)
>> at 
>> org.kohsuke.stapler.NameBasedDispatcher.dispatch(NameBasedDispatcher.java:58)
>> at org.kohsuke.stapler.Stapler.tryInvoke(Stapler.java:746)
>> at org.kohsuke.stapler.Stapler.invoke(Stapler.java:876)
>> at org.kohsuke.stapler.Stapler.invoke(Stapler.java:649)
>> at org.kohsuke.stapler.Stapler.service(Stapler.java:238)
>> at javax.servlet.http.HttpServlet.service(HttpServlet.java:848)
>> at org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:686)
>> at 
>> org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1494)
>> at 
>> hudson.util.PluginServletFilter$1.doFilter(PluginServletFilter.java:135)
>> at hudson.util.PluginServletFilter.doFilter(PluginServletFilter.java:126)
>> at 
>> org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1482)
>> at hudson.security.csrf.CrumbFilter.doFilter(CrumbFilter.java:49)
>> at 
>> org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1482)
>> at 
>> hudson.security.ChainedServletFilter$1.doFilter(ChainedServletFilter.java:84)
>> at 
>> hudson.security.ChainedServletFilter.doFilter(ChainedServletFilter.java:76)
>> at hudson.security.HudsonFilter.doFilter(HudsonFilter.java:171)
>> at 
>> org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1482)
>> at 
>> org.kohsuke.stapler.compression.CompressionFilter.doFilter(CompressionFilter.java:49)
>> at 
>> org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1482)
>> at 
>> hudson.util.CharacterEncodingFilter.doFilter(CharacterEncodingFilter.java:81)
>> at 
>> org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1482)
>> at 
>> org.kohsuke.stapler.DiagnosticThreadNameFilter.doFilter(DiagnosticThreadNameFilter.java:30)
>> at 
>> org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1474)
>> at 
>> org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:499)
>> at 
>> org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:137)
>> at 
>> org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:533)
>> at 
>> org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:231)
>> at 
>> org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1086)
>> at 
>> org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:428)
>> at 
>> org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:193)
>> at 
>> org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1020)
>> at 
>> org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:135)
>> at 
>> org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:116)
>> at org.eclipse.jetty.server.Server.handle(Server.java:370)
>> at 
>> org.eclipse.jetty.server.AbstractHttpConnection.handleRequest(AbstractHttpConnection.java:489)
>> at 
>> org.eclipse.jetty.server.AbstractHttpConnection.headerComplete(AbstractHttpConnection.java:949)
>> at 
>> org.eclipse.jetty.server.AbstractHttpConnection$RequestHandler.headerComplete(AbstractHttpConnection.java:1011)
>> at org.eclipse.jetty.http.HttpParser.parseNext(HttpParser.java:644)
>> at org.eclipse.jetty.http.HttpParser.parseAvailable(HttpParser.java:235)
>> at 
>> org.eclipse.jetty.server.AsyncHttpConnection.handle(AsyncHttpConnection.java:82)
>> at 
>> org.eclipse.jetty.io.nio.SelectChannelEndPoint.handle(SelectChannelEndPoint.java:668)
>> at 
>> org.eclipse.jetty.io.nio.SelectChannelEndPoint$1.run(SelectChannelEndPoint.java:52)
>> at winstone.BoundedExecutorService$1.run(BoundedExecutorService.java:77)
>> at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
>> at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
>> at java.lang.Thread.run(Unknown Source)
>> Caused by: java.lang.IllegalArgumentException: Could not find (numeric) 
>> updateCenterVersion in {
>>         height:100%;
>>         padding:0;
>>         margin:0;
>>       }
>>       .oc{
>>         display:table;
>>         width:100%;
>>         height:100%;
>>       }
>>       .ic{
>>         display:table-cell;
>>         vertical-align:middle;
>>         height:100%;
>>       }
>>       div.msg{
>>         display:block;
>>         border:0px solid #30c;
>>         padding:0;
>>         width:800px;
>>         font-family:helvetica,sans-serif;
>>         margin:10px auto;
>>       }
>>       h1{
>>         font-weight:bold;
>>         color:#fff;
>>         font-size:20px;
>>         margin:0;
>>         padding:2px;
>>         text-align:center;
>>         background: #1e90ff;
>>       }
>>       h2{
>>         font-weight:bold;
>>         color:#fff;
>>         font-size:14px;
>>         margin:0;
>>         padding:2px;
>>         text-align:center;
>>         background: #1e90ff;
>>       }
>>       p{
>>         font-size:14px;
>>         margin:15px auto;
>>         width:75%;
>>         font-family:helvetica,sans-serif;
>>         text-align:center;
>>       }
>>       j{
>>         font-size:14px;
>>         margin-left:2in;
>>         15px auto;
>>         width:75%;
>>         font-family:helvetica,sans-serif;
>>         text-align:center;
>>       }
>> at hudson.model.UpdateSite.updateData(UpdateSite.java:197)
>> at hudson.model.UpdateSite.updateDirectlyNow(UpdateSite.java:173)
>> at hudson.PluginManager.doCheckUpdatesServer(PluginManager.java:982)
>> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
>> at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
>> at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
>> at java.lang.reflect.Method.invoke(Unknown Source)
>> at org.kohsuke.stapler.Function$InstanceFunction.invoke(Function.java:320)
>> at 
>> org.kohsuke.stapler.interceptor.RequirePOST$Processor.invoke(RequirePOST.java:52)
>> at 
>> org.kohsuke.stapler.PreInvokeInterceptedFunction.invoke(PreInvokeInterceptedFunction.java:26)
>> at org.kohsuke.stapler.Function.bindAndInvoke(Function.java:163)
>> at 
>> org.kohsuke.stapler.Function.bindAndInvokeAndServeResponse(Function.java:96)
>> at org.kohsuke.stapler.MetaClass$1.doDispatch(MetaClass.java:124)
>> at 
>> org.kohsuke.stapler.NameBasedDispatcher.dispatch(NameBasedDispatcher.java:58)
>> at org.kohsuke.stapler.Stapler.tryInvoke(Stapler.java:746)
>> ... 48 more
>> Caused by: net.sf.json.JSONException: JSONObject["updateCenterVersion"] 
>> is not a number.
>> at net.sf.json.JSONObject.getInt(JSONObject.java:1969)
>> at hudson.model.UpdateSite.updateData(UpdateSite.java:192)
>> ... 62 more
>>
>> Regards,
>> Hitesh
>>
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>
>

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