INFO: Starting the installation of Active Directory plugin on behalf of anonymous
Sep 14, 2012 12:55:10 PM hudson.model.UpdateCenter$DownloadJob run
SEVERE: Failed to install Active Directory plugin
hudson.util.IOException2: Failed to download from http://updates.jenkins-ci.org/download/plugins/active-directory/1.29/active-directory.hpi
        at hudson.model.UpdateCenter$UpdateCenterConfiguration.download(UpdateCenter.java:716)
        at hudson.model.UpdateCenter$DownloadJob._run(UpdateCenter.java:1052)
        at hudson.model.UpdateCenter$InstallationJob._run(UpdateCenter.java:1202)
        at hudson.model.UpdateCenter$DownloadJob.run(UpdateCenter.java:1031)
        at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:441)
        at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)
        at java.util.concurrent.FutureTask.run(FutureTask.java:138)
        at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
        at java.lang.Thread.run(Thread.java:619)
Caused by: java.io.FileNotFoundException: /proj/wrbsci/jenkins/webroot/wcdma-rbsiov-ci-2/jenkinsdata/plugins/active-directory.jpi.tmp (Permission denied)
        at java.io.FileOutputStream.open(Native Method)
        at java.io.FileOutputStream.<init>(FileOutputStream.java:179)
        at java.io.FileOutputStream.<init>(FileOutputStream.java:131)
        at hudson.model.UpdateCenter$UpdateCenterConfiguration.download(UpdateCenter.java:692)
        ... 9 more