335 pts.
 User login issue following AD installation
I have a machine (which is not the domain controller and I have only remote access to this machine) on a domain X. I tried to promote this machine as a domain controller (domain name Y), during which this machine got disjoined from the domain X. I had logged in as a user from domain X when trying to install AD on this machine. After the installation and reboot I could no longer login as this user.

Which user should I use to login to this machine after installation?

I don't know the local administrator password, so can I create another local user (add it into the Administrator Group), and use this user to access the machine after installation, but I am completely new to setting this up.



Software/Hardware used:
ASKED: April 23, 2010  4:53 PM
UPDATED: April 28, 2010  12:30 PM

Answer Wiki:
You will need to log in with an admin account from domain Y, yes.
Last Wiki Answer Submitted:  April 23, 2010  5:37 pm  by  Technochic   56,975 pts.
All Answer Wiki Contributors:  Technochic   56,975 pts.
To see all answers submitted to the Answer Wiki: View Answer History.


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You promoted the machine to a domain controller in domain Y; therefore, the machine no longer has a local administrator. You use the domain’s administrator account for Y as Technochic mentioned.

If you are trying to make a trust between X and Y. Use Active Directory Domains and Trusts.

 27,310 pts.

 

First important question – did the machine become a domain controller in domain Y?

Is it part of that domain or did it get pushed out to a workgroup.

 2,260 pts.

 

@Technochic – Is the administrator account created automatically?How do i figure out the password for this account?

@RichS – after the reboot of the machine post installation, I could see that only domain Y is listed for login, so I presume the machine did become a domain controller

 50 pts.

 

Solved, I was not aware of the Administrator password for this machine, so I created another admin user(part of the Administrators Group) and then ran the installation for domain controller and was later able to login as this user.

 50 pts.