INFO: Starting the installation of Subversion Plugin on behalf of anonymous
Installed tomcat 6.0.20 and hudson 1.314. I want to update the SVN Plugin and
then restart Hudson with the button showed in the update screen. From the logs I
have the following lines:

Jul 10, 2009 10:08:16 AM hudson.model.UpdateCenter$UpdateCenterConfiguration
download
INFO: Downloading Subversion Plugin
Jul 10, 2009 10:08:22 AM hudson.model.UpdateCenter$DownloadJob run
INFO: Installation successful: Subversion Plugin
Jul 10, 2009 10:08:32 AM hudson.model.Hudson$12 run
WARNING: Failed to restart Hudson
java.io.IOException: Failed to exec Operation not supported
at hudson.lifecycle.UnixLifecycle.restart(UnixLifecycle.java:72)
at hudson.model.Hudson$12.run(Hudson.java:2787)