One, Notes
1, this error usually occurs in the cloning of the machine, resulting in time to join the domain, the same SID reported, adding failure, as shown below:
2, after completion of modification using sysprep, restart the server, and re-configure, reconfigure the network;
3, modified before the machine name if you modify the SID, SID also modify after you need to modify the machine name;
Second, the steps
1, see the SID command
Command: wmic useraccount get name, sid
2, execute the command sysprep
3, after the restart to reconfigure