Please i need your help with Exchange 2010 sp2 perfomance count listed below. I have tried various method.  

1. Exchange CAS: OAB - Download Tasks Queued

Counter not found: \MSExchangeFDS:OAB(*)\Download Task Queued: -1073738824: The specified object was not found on the computer.

1. Exchange: DC - LDAP Read Time

Counter not found: \MSExchange ADAccess Domain Controllers(*)\LDAP Read Time: -1073738824: The specified object was not found on the computer.

1. Exchange: DC - LDAP Search Time

Counter not found: \MSExchange ADAccess Domain Controllers(*)\LDAP Search Time: -1073738824: The specified object was not found on the computer.

1. Exchange: DC - LDAP Searches Timed Out

Counter not found: \MSExchange ADAccess Domain Controllers(*)\LDAP Searches timed out per minute: -1073738824: The specified object was not found on the computer.

1. Exchange: DC - Long Running LDAP Operations

Counter not found: \MSExchange ADAccess Domain Controllers(*)\Long running LDAP operations/Min: -1073738824: The specified object was not found on the computer.

1. Exchange: Processes - LDAP Read Time

Counter not found: \MSExchange ADAccess Domain Controllers(*)\LDAP Read Time: -1073738824: The specified object was not found on the computer.

1. Exchange: Processes - LDAP Search Time

Counter not found: \MSExchange ADAccess Domain Controllers(*)\LDAP Search Time: -1073738824: The specified object was not found on the computer.

What I have done so far and yet not working:

1. unlodctr "MSExchangeFDS:OAB"
2. lodctr /r
3. Rebooted server.
4. Copy working xml file to server still did work.
5. I try this               http://blogs.technet.com/b/mikelag/archive/2010/01/11/perfwiz-for-exchange-2010.aspx( But couldnt save file got stucked on saving the file.

Good Morning,

This article may help you..

http://blogs.technet.com/b/mikelag/archive/2010/09/10/how-to-unload-reload-performance-counters-on-exchange-2010.aspx

I have no joy still but i made a little progress as i was abled locate the "FDSOABPerformanceCounters.xml" which sorted out the

Exchange MSEXchangeFDS:OAB

If i can know the xml name for the listed below may that will resolve it for me.

CRIT: Counter not found: \MSExchange ADAccess Domain Controllers(*)\LDAP Read Time: -1073738824: The specified object was not found on the computer.

CRIT: Counter not found: \MSExchange ADAccess Domain Controllers(*)\LDAP Search Time: -1073738824: The specified object was not found on the computer.

CRIT: Counter not found: \MSExchange ADAccess Domain Controllers(*)\LDAP Read Time: -1073738824: The specified object was not found on the computer.