If you are not an SLA client, you will also need to be sure your server has been updated with the current security patch as well. You can visit: http://www.microsoft.com/technet/security/Bulletin/MS08-067.mspx
to download the patch appropriate for your server.
If you have any trouble with the installation of these patches,
please contact the help desk at (703) 443-1950.
ARGroup SLA clients WILL need to install the workstation patches above however, the server patch will automatically installed after hours.