Error: A Single Sign-on error has occurred. Please contact an administrator. Details: Could not find domain controller for this domain

Error:

A Single Sign-on error has occurred.  Please contact an administrator.  Details: Could not find domain controller for this domain.

Reason:

You will get this error, when you are trying to configure the SSO (Single Sign-On) in MOSS 2007. The reason is the specified account may not be a member of "Domain Controller" group.

Solution:

Ask your network administrator to add the specified user account into the "Domain Controller" group in the Active Directory.