title: jenkins configure page freezes showing "LOADING"
body: <p>i have installed jenkins 1.466.2 behind apache tomcat and then when i try to access the configure System page it freezes as "loading"</p>
  
  <p>i get the following log </p>
  
  <pre><code>Oct 01, 2012 1:19:46 PM hudson.WebAppMain$2 run
  INFO: Jenkins is fully up and running
  Oct 01, 2012 1:19:46 PM hudson.TcpSlaveAgentListener &lt;init&gt;
  INFO: JNLP slave agent listener started on TCP port 37425
  Oct 01, 2012 1:19:46 PM jenkins.InitReactorRunner$1 onAttained
  INFO: Completed initialization
  Oct 01, 2012 1:19:37 PM jenkins.InitReactorRunner$1 onAttained
  INFO: Loaded all jobs
  Oct 01, 2012 1:19:37 PM jenkins.InitReactorRunner$1 onAttained
  INFO: Augmented all extensions
  Oct 01, 2012 1:19:37 PM jenkins.InitReactorRunner$1 onAttained
  INFO: Started all plugins
   Oct 01, 2012 1:19:37 PM jenkins.InitReactorRunner$1 onAttained
   INFO: Prepared all plugins
   Oct 01, 2012 1:19:37 PM jenkins.InitReactorRunner$1 onAttained
   INFO: Listed all plugins
   Oct 01, 2012 1:19:37 PM hudson.ClassicPluginStrategy createPluginWrapper
   INFO: Plugin artifactdeployer.jpi is disabled
   Oct 01, 2012 1:19:36 PM hudson.ClassicPluginStrategy createPluginWrapper
   INFO: Plugin artifactory.jpi is disabled
   Oct 01, 2012 1:19:36 PM jenkins.InitReactorRunner$1 onAttained
   INFO: Started initialization
  </code></pre>