Symptoms
You try to configure an Active Directory Federation Services (ADFS) version 2 application on a portal trunk in Microsoft Forefront Unified Access Gateway (UAG) 2010. When you click Activate to apply the configuration on the server, you receive an error message that resembles the following:
Failed to run FedUtil from location C:\Program Files\Microsoft Forefront Unified Access Gateway\Utils\ConfigMgr\Fedutil.exe with parameters /u "C:\Program Files\Microsoft Forefront Unified Access Gateway\von\InternalSite\ADFSv2Sites\trunk_name\web.config".
Cause
This problem occurs when the Federation utility (FedUtil.exe) that is used to generate the FederationMetadata.xml file times out because of network issues.
Note The FedUtil.exe utility is required to complete the ADFS relaying party configuration.
Resolution
To resolve this problem, install the service pack that is described in the following Microsoft Knowledge Base article:
2744025 Description of Forefront Unified Access Gateway 2010 Service Pack 3
Status
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
References
For more information about software update terminology, click the following article number to view the article in the Microsoft Knowledge Base:
824684 Description of the standard terminology that is used to describe Microsoft software updates
