NTDS Error Promoting New DC Share on Facebook Post on reddit Tweet on Twitter Share on LinkedIn Home › Forums › Microsoft Networking and Management Services › Active Directory › NTDS Error Promoting New DC This topic has 2 replies, 3 voices, and was last updated 1 year, 4 months ago by JeremyW. Viewing 1 post (of 1 total) Author Posts peladeteMember Feb 15, 2019 at 2:51 am #614298 Hello, I have a complicated issue, i want to promote a new dc and i get this error:</p> The dc td-s…. is the unique dc in the domain , why? in the domain was 3 dc, 2 dc was corrupted and was depromoted… Outbound inbound Replication is enabled repadmin – dcdiag – ntdsutil , everything looks good in the DC RPC is open ( even tried to off the firewall) i hope someone can help with this, Thanks! This topic was modified 1 year, 4 months ago by peladete. This topic was modified 1 year, 4 months ago by peladete. Author Posts Viewing 1 post (of 1 total) You must be logged in to reply to this topic.