It's not a setting that GPO controls. That symptom usually means that the user does not have the Outlook Address Book in their mail profile. Start at Tools | E-mail Accounts to add it.
--
Sue Mosher, Outlook MVP
Author of Microsoft Outlook 2007 Programming:
Jumpstart for Power Users and Administrators
http://www.outlookcode.com/article.aspx?id=54
"John" <(E-Mail Removed)> wrote in message news:u%(E-Mail Removed)...
>I have 1 user that this setting in their Outlook 2003 is grayed out??
> (Select Contacts, right-click and select Properties, select the Outlook
> Address Book tab)
>
> We are on a windows 2003 domain with Group Policies, but I don't see any
> settings for this in any GPO's.
>
> Any help is appreciated.
>
> Thanks
>
>