- hudson.util.IOException2: Failed to download from http://updates.jenkins-ci.org/download/plugins/cvs/2.3/cvs.hpi
- at hudson.model.UpdateCenter$UpdateCenterConfiguration.download(UpdateCenter.java:659)
- at hudson.model.UpdateCenter$DownloadJob._run(UpdateCenter.java:978)
- at hudson.model.UpdateCenter$InstallationJob._run(UpdateCenter.java:1121)
- at hudson.model.UpdateCenter$DownloadJob.run(UpdateCenter.java:957)
- 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:680)
- Caused by: java.net.ProtocolException: Server redirected too many times (20)
- at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
- at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39)
- at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27)
- at java.lang.reflect.Constructor.newInstance(Constructor.java:513)
- at sun.net.www.protocol.http.HttpURLConnection$6.run(HttpURLConnection.java:1491)
- at java.security.AccessController.doPrivileged(Native Method)
- at sun.net.www.protocol.http.HttpURLConnection.getChainedException(HttpURLConnection.java:1485)
- at sun.net.www.protocol.http.HttpURLConnection.getInputStream(HttpURLConnection.java:1139)
- at hudson.model.UpdateCenter$UpdateCenterConfiguration.download(UpdateCenter.java:629)
- ... 9 more
- Caused by: java.net.ProtocolException: Server redirected too many times (20)
- at sun.net.www.protocol.http.HttpURLConnection.getInputStream(HttpURLConnection.java:1446)
- at sun.net.www.protocol.http.HttpURLConnection.getHeaderField(HttpURLConnection.java:2300)
- at java.net.URLConnection.getHeaderFieldInt(URLConnection.java:579)
- at java.net.URLConnection.getContentLength(URLConnection.java:474)
- at hudson.model.UpdateCenter$UpdateCenterConfiguration.download(UpdateCenter.java:628)
- ... 9 more