Windows NT Token-Based Application Logging

Applies To: Windows Server 2008

You can use Active Directory Federation Services (AD FS) log files to troubleshoot issues with the Windows token-based agent. The creation and updating of AD FS log files are monitored here.


Event ID Source Message



A failure was encountered while trying to set the user name custom header.
User Name: %1

Additional Data The data field contains the Win32 error code.

Web Agent for Windows NT Token-Based Applications

Active Directory Federation Services