Article ID: 242521 - View products that this article applies to.
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When you are installing Windows NT Telephone Server on a backup domain controller (BDC), you may receive the following error message:
SetPrivilege on account failed - verify security of logged on account and specified administrator account
This behavior occurs because Windows NT Telephone Server Setup (Tcmsetup) attempts to grant a privilege on the BDC instead of remoting the call to the primary domain controller (PDC).
Windows NT Server or Workstation 4.0To resolve this problem, obtain the latest service pack for Windows NT 4.0 or the individual software update. For information on obtaining the latest service pack, please go to:
NOTE: This fix can be applied to Windows NT 4.0-based computers running Service Pack 4 or 5.
Windows NT Server 4.0, Terminal Server EditionTo resolve this problem, obtain the latest service pack for Windows NT Server 4.0, Terminal Server Edition. For additional information, click the following article number to view the article in the Microsoft Knowledge Base:
(https://support.microsoft.com/kb/152734/EN-US/ )How to Obtain the Latest Windows NT 4.0 Service Pack
Microsoft has confirmed that this is a problem in Windows NT 4.0 and Windows NT Server 4.0, Terminal Server Edition. This problem was first corrected in Windows NT Server 4.0 Service Pack 6 and Windows NT Server 4.0, Terminal Server Edition Service Pack 6.
For additional information, click the article number below to view the article in the Microsoft Knowledge Base:
(https://support.microsoft.com/kb/186358/EN-US/ )How to Enable TAPI 2.1 in Windows NT 4.0 with Service Pack 4