Category: active directory

  • Fixing Exchange Online Hydration Issues With Enable-OrganizationCustomization

    “Exception has been thrown by the target of an invocation” is an error you can see in Office 365 Rich Coexistence when you are first configuring the settings. There are other errors that can occur which also are the result of the same issue, for example I have seen “Error when getting bip rule” and…

  • Publishing ADFS Through ISA or TMG Server

    To enable single sign-on in Office 365 and a variety of other applications you need to provide a federated authentication system. Microsoft’s free server software for this is currently Active Directory Federation Server 2.0 (ADFS), which is downloaded from Microsoft’s website. ADFS is installed on a server within your organisation, and a trust (utilising trusted…

  • ERROR_REPLICA_SYNC_FAILED_THE TARGET PRINCIPAL NAME IS INCORRECT

    This rather imposing message is found if you try to force replication between to Active Directory Domain Controllers when one of the controllers machine account password is out of sync with the password as stored on the other domain controller. I have seen this a number of times on Virtual PC or Virtual Server Active…