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Questions tagged [dcpromo]

14 questions
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1 answer

Cannot promote Windows Server 2012 R2 to Domain Controller at a new site. "The wizard cannot gain access to the list of domains in the forest."

I'm opening a new site (physical and logical) in my international Windows domain. The site is connected to the main office by a VPN over a slow connection (I'm using pfsense as my main router and ClearOS as my VPN manager, which is the same setup I…
Daniel
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1 answer

dcpromo prerequisites for Active Directory preparation failed

Cannot promote a new Server 2012 R2 server to domain controller on an existing domain. The prerequisites check fails. Verification of prerequisites for Active Directory preparation failed. Unable to verify whether schema master has completed a…
Ash
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1 answer

Does a DCPROMO move FSMO roles automatically?

There's seems to be a fair bit of conflicting information out there - and although I have never tried this personally (have always manually moved the FSMO roles to a new DC prior to demotion) and intrigued to know if it is actually true. As part of…
PnP
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1 answer

DCPromo Semaphore Timeout

I am trying to Promote a new server to an existing domain using server 2016 but I keep getting an error message stating " The wizard cannot access the list of domains in the forest. The error is: The semaphore timeout period has expired." Both…
mking
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2 answers

Attempting to reconfigured DC that was tombstoned and is offline - 'Delete Domain' in dcpromo?

We have a DC (BDC2) that a former SysAdmin was trying to set up so we could decommission an older DC. This DC was mostly set up, and then abandoned (IE, it was sitting shelved on a VM that was turned off). It has already been fulled purged from our…
Sam K
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Migrate Windows Server 2008 configuration to Windows Server 2008

I've already taken a look at these questions: Migrate Windows Server 2008 to another server Migrate Windows Server 2008 to a new hard disk Migrate Windows Server 2008 to a new hard disk 2 But I don't think they solve my situation. I have a 32-bit…
TheWanderer
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Windows Server promote to Domain Controller succeeded and failed?

Edit: Ignore this post. It turns out I'm having other problems, even with another brand new install of Windows Server 2012 R2 on a different physical box. So I'm pretty sure there is a different underlying issue. I created a new post with the new…
Daniel
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Demoted Windows Server 2008 R2 domain controller remote desktop services not responding on external interfaces

I have removed all member servers from a single domain A. I have demoted the single Windows Server 2008 R2 domain controller (old dc). Windows firewall is disabled and remote desktop (termserv) services is running. The issue is that old dc will not…
Skowronek
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New ADDS server prompts users for new passwords, but says it is incorrect, users can only log in with old password

My organization used to have a Windows 2000 Server Ed. Domain Controller with DNS role also installed. It serviced 5 other servers and about 15 workstations. A few months ago, the motherboard went out and as it was a fairly old server anyway, my…
Brandon G
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Server 2012 Can't Promote Domain Controller - Can't join domain

Running in to an issue at a new location with promoting a new domain controller. We will call the new server "newserv". Error is - "An Active Directory domain controller for the domain "mydomain" could not be contacted." - newserv can ping…
notmrb
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Safe to demote & rebuild AD replica running exchange?

We have two Windows 2008 r2 servers. One is located in house which runs all domain logins, resources, file sharing etc. The second server is a AD replica which is remotely hosted at our Datacenter using a VPN to communicate. The only major service…
user344979
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Cannot delete orphaned domain with ntdsutil

I have a problem deleting an orphaned subdomain from a Windows Server 2008 R2 AD. The situation is as follows: dcpromo failed in demoting the only DC of the subdomain. The DC was therefore demoted forcefully. No DC for the subdomain is in the AD at…
Christoph
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Promotion Windows Server 2019 to domain controller takes a week?

Setup first: I had a Windows Server 2008 domain for testing. The PDC died a horrible death, I was able to seize most FSMO roles (but not all) and drop them on another DC, but missed the RID Master role (if I recall correctly). The machine was shaky,…
tsc_chazz
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Unattended DCPromo creating new domain fails as user is not domain admin

I have installed Windows Server 2003 and am trying to make it a DC on a new domain. It works ok if I use the wizard, but when I try to use an answer file, it says 'An AD domain controller for the domain MYPCNAME could not be contacted' The error…
FrinkTheBrave
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