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We did that yesterday. &nbsp;See attached. &nbsp;Unless you are referring to something else. &nbsp;If so, please explain.<br />
<br />
The DC I am trying to remove is not listed<br />
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<a href="https://filedb.experts-exchange.com/incoming/2018/01_w04/1259910/fsmo.jpg" target="_blank" title="fsmo.jpg (30 KB)"><img alt="fsmo.jpg" class="file-block lazyload" style="max-width: 441px;" data-src="https://filedb.experts-exchange.com/incoming/2018/01_w04/1259910/fsmo.jpg" /></a>
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We did that yesterday.  See attached.  Unless you are referring to something else.  If so, please explain.

The DC I am trying to remove is not listed

fsmo.jpghttps://filedb.experts-exchange.com/incoming/2018/01_w04/1259910/fsmo.jpg

fsmo.jpg

2018-01-25_13-15-54.png

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I have moved all the FSMO roles.<br />
Removed all the Roles except AD<br />
When I run dcpromo, I get the attached error. &nbsp;There are 2 other DC's in the domain<br />
<br />
What next step should I take?<br />
<a href="https://filedb.experts-exchange.com/incoming/2018/01_w04/1259897/dcpromo.jpg" target="_blank" class="file-inline" title="dcpromo (34 KB)"><svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 512 512"><path d="M67.508 468.467c-58.005-58.013-58.016-151.92 0-209.943l225.011-225.04c44.643-44.645 117.279-44.645 161.92 0 44.743 44.749 44.753 117.186 0 161.944l-189.465 189.49c-31.41 31.413-82.518 31.412-113.926.001-31.479-31.482-31.49-82.453 0-113.944L311.51 110.491c4.687-4.687 12.286-4.687 16.972 0l16.967 16.971c4.685 4.686 4.685 12.283 0 16.969L184.983 304.917c-12.724 12.724-12.73 33.328 0 46.058 12.696 12.697 33.356 12.699 46.054-.001l189.465-189.489c25.987-25.989 25.994-68.06.001-94.056-25.931-25.934-68.119-25.932-94.049 0l-225.01 225.039c-39.249 39.252-39.258 102.795-.001 142.057 39.285 39.29 102.885 39.287 142.162-.028A739446.174 739446.174 0 0 1 439.497 238.49c4.686-4.687 12.282-4.684 16.969.004l16.967 16.971c4.685 4.686 4.689 12.279.004 16.965a755654.128 755654.128 0 0 0-195.881 195.996c-58.034 58.092-152.004 58.093-210.048.041z"/></svg>dcpromo.jpg</a>
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dcpromo.jpg

I have moved all the FSMO roles.
Removed all the Roles except AD
When I run dcpromo, I get the attached error.  There are 2 other DC's in the domain

What next step should I take?

Cannot remove 2008 R2 domain controller

Windows Server 2008 and Windows Server 2008 R2, based on the Microsoft Vista codebase, is the last 32-bit server operating system released by Microsoft. It has a number of versions, including including Foundation, Standard, Enterprise, Datacenter, Web, HPC Server, Itanium and Storage; new features included server core installation and Hyper-V.

Windows Server 2008

Active Directory (AD) is a Microsoft brand for identity-related capabilities. In the on-premises world, Windows Server AD provides a set of identity capabilities and services, and is hugely popular (88% of Fortune 1000 and 95% of enterprises use AD). This topic includes all things Active Directory including DNS, Group Policy, DFS, troubleshooting, ADFS, and all other topics under the Microsoft AD and identity umbrella.