A Dtrace of the mmc process on the EV server shows:
5364 11:47:42.976 [2980] (mmc) <7104> EV:M IAUIBaseImpl
5365 11:47:42.976 [2980] (mmc) <7104> EV:M CSnapInApp::GetFSMPtr - enter
5366 11:47:42.976 [2980] (mmc) <7104> EV:M CSnapInApp::GetFSMPtr - failed to create FileServerManagementStub com object
5367 11:47:42.976 [2980] (mmc) <7104> EV:M CSnapInApp::GetFSMPtr - leave
5369 11:47:42.976 [2980] (mmc) <7104> EV:M CBaseDirectoryServiceWrapper::CreateDirectoryService() - Entry [m_nNumTries = 40]
5370 11:47:42.992 [2980] (mmc) <7104> EV:L CBaseDirectoryService
The file FileServerManagementStub.dll is not registered correctly.
The file is normally registered during Enterprise Vault installation. The following shows the section of the install log where it is recorded:
10-13-2011: 23:13:06: RegAsmFile Begin: C:\Program Files (x86)\Enterprise Vault\KVS.EnterpriseVault.FileServerManagementStub.dll /codebase /verbose
10-13-2011: 23:13:06: RegDBGetKeyValue32b64b SOFTWARE\Microsoft\.NETFramework InstallRoot Return 32bit: C:\Windows\Microsoft.NET\Framework\
10-13-2011: 23:13:06: Found RegAsm.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727
10-13-2011: 23:13:06: Command: "C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe" /codebase /verbose "C:\Program Files (x86)\Enterprise Vault\KVS.EnterpriseVault.FileServerManagementStub.dll"
10-13-2011: 23:14:35: RegAsmFile Ended: "C:\Program Files (x86)\Enterprise Vault\KVS.EnterpriseVault.FileServerManagementStub.dll" /codebase /verbose
Note: The command in bold can be run to manually register the file if the registration is no longer valid. The command shown reflects the default installation locations for .NET and EV; modify the command as needed for non-default installations.