http://blogs.technet.com/brad_rutkowski/archive/2009/03/19/ntds-performance-counters-missing.aspxThought I’d doc this for any others who run into this issue.  I had to demote/promote a machine this morning and when it finished promoting I found it was missing all the NTDS\* counters in perfmon.  I ran LODCTR /Q and saw that it looked wrong:enCommunityServer 2.1 SP1 (Build: 61025.2)