Migration Active Directory from 2003 Server to 2012

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hi everyone, please need idea how solve following issue.

verification of prerequisites active directory preparation failed. unable perform exchange schema conflict check domain domain.local.


exception: rpc server unavailable.
adprep not retrieve data server server.domain.com through windows managment instrumentation (wmi).
[user action]
check log file adprep.log in c:\windows\debug\adprep\logs\20141015160252-test directory possible cause of failure.

thank help

hi,

please make sure necessary ports open , rpc service running on domain controllers.

in addition, here kb articles below same issue:

"unable perform exchange schema conflict check" error, , prerequisites check fails

http://support.microsoft.com/kb/2737560

according kb, issue caused by:

  • the existing domain controller or controllers missing seservicelogonright ("logon service") right network service account
  • the wmi , dcom protocols blocked between computer running windows server 2012 , existing domain controller or controllers.

more information you:

service overview , network port requirements windows

http://support.microsoft.com/kb/832017

best regards,

amy



Windows Server  >  Directory Services



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