Article ID: 867817 - View products that this article applies to.
When you view the Manage Security settings for a subarea page on a server that is running SharePoint Portal Server 2003, you may find a user permission entry or a group permission entry that has a blank value for the user name or the group name, but the Permissions for this area have rights associated with it.
This problem is corrected in Microsoft SharePoint Portal Server 2003 Service Pack 1.
To resolve this problem, obtain the latest service pack for Microsoft SharePoint Portal Server 2003. For additional information, click the following article number to view the article in the Microsoft Knowledge Base:
(http://support.microsoft.com/kb/889380/ )How to obtain the latest service pack for SharePoint Portal Server 2003
This problem may occur if you use the Spin.exe tool to import users and groups from a domain other than the domain where SharePoint Portal Server 2003 resides or if you are logged on by using local computer credentials.
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
This problem was first corrected in SharePoint Portal Server 2003 Service Pack 1.