No it is not the same thing

No it is not the same thing AndrewB as the GC specified in the VAC will have no effect on MAPI calls we make.
Accepted Solution!

Nicola, Try setting the


Try setting the Closest GC, this is part of my standard "Defaults.reg"

THE SID needs to be that of the VSA, and needs to be on each Enterprise Vault Server wehere the Agent is on.
Windows Registry Editor Version 5.00
[HKEY_USERS\S-1-5-21-1242909238-215958010-794563710-203157\Software\Microsoft\Exchange\Exchange Provider]
"Closest GC"=dword:00000001


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Thanks Wayne, I've just add

Thanks Wayne,
I've just add the registry key.
I'm waiting to see If the error has disappared or not.


UPDATE: After I apply the

After I apply the registry key, I didn't see the error...
Wayne, I wait one or two weeks and then I make your reply as solution

Restarting Archive Task

I got this error when a user restored a large amount of email from his archive. It would retry every 5 minutes and the error would occur again. The EV server and the target Exchange server are located across a WAN link. Based on an earlier suggestion in the discussion I went ahead and restarted the archiving task. That seems to have done the trick. I am watching my MSMQ (r2 and r) drop as I type this email and the error has not come back.