Follow the steps in this section carefully. Serious problems might occur if you modify the registry incorrectly. Before you modify it, back up the registry for restoration in case problems occur.
The DsGetDcName function reads the name information from "HKLM\SYSTEM\CurrentControlSet\Services\Tcpip\Parameters\Hostname." To work around this issue, check the Hostname registry entry of a domain controller, convert the value of the Hostname registry entry to all uppercase, and then restart the netlogon service on the domain controller.
Article ID: 2979923 - Last Review: 12 Aug 2014 - Revision: 1