vSPARROW

Event ID 16644 — RID Pool Request

Posted on January 7, 2016 Updated on January 7, 2016

So you get the message “The maximum domain account identifier value has been reached. No further account-identifier pools can be allocated to domain controllers in this domain.”

What can you do?

Guess you have to make a new domain….

https://technet.microsoft.com/en-us/library/cc756621