How to remove a child domain that no longer exists

Here are the steps to remove a child domain that no longer exists.

RDP – onto PDC Run – cmd at command prompt type – adsiedit.msc and then press <enter> Expand Domain – click on cn=system On the right pane, right click on the child domain you want to remove and delete

Still in ADSIEdit.msc tool

Expand Configuration – click on cn=partitions On the right pane, right click on the child domain entries you want to remove and delete.

Now at cmd – run – repadmin /syncall to replicate across your sites.

There you have it!