Exchange 2013 Mailbox role transport error

Error:
The following error was generated when "$error.Clear();
          if ($server -eq $null)
          {
            set-ExchangeServerRole -Identity $RoleNetBIOSName -IsProvisionedServer:$true -DomainController $RoleDomainController
          }
        " was run: "Active Directory operation failed on DC.ABC.COM. This error is not retriable. Additional information: The object cannot be added because the parent is not on the list of possible superiors.
Active directory response: 00002099: NameErr: DSID-03051133, problem 2005 (NAMING_VIOLATION), data 0, best match of:
    'CN=EXCHANGE2013,CN=Servers,CN=Exchange Administrative Group (FYDIBOHF23SPDLT),CN=Administrative Groups,CN=ABC,CN=Microsoft Exchange,CN=Services,CN=Configuration,DC=ABC,DC=COM'

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Mahmoud