http://blogs.technet.com/asiasupp/archive/2006/09/06/454327.aspxUnder some circumstances, a domain controller cannot be gracefully demoted due to the required dependency or operation failing. These include network connectivity, name resolution, authentication, Active Directory service replication, or the locationen-USCommunityServer 2.1 SP1 (Build: 61025.2)http://blogs.technet.com/asiasupp/archive/2006/09/06/454327.aspx#1490552Tue, 10 Jul 2007 07:20:20 GMTd5e57398-b9ef-4490-9955-07cbb4e4a80d:1490552Naveen Kumar<p>I would like to know some command line utilities to remove domain controller in any domain &amp; can we done the same thing through registry; if Yes, then Plz tell me how?</p>