One or more servers running Exchange 2010 or later exist in your organization. You can't change the Customer Experience Improvement Program (CEIP) industry for your organization during Active Directory preparation. If you want to change the CEIP industry for your organization or manage server and organization participation in the CEIP, use the Customer Feedback Options on the Customer Feedback tab of the Microsoft Exchange On-Premises node in the Exchange Management Console.
One or more of these parameters: Administrative Group, Routing Group, Administrative Group containing Routing Group, Install ...
One or more organization message size restrictions that are used by Exchange 2010 conflict with the corresponding settings ...
One or more servers in the existing organization is running Exchange 2000 Server. Please upgrade these servers to Exchange ...
One or more servers in the existing organization is running Exchange Server 2003 without Service Pack 2 (or later). Installation ...
One or more servers running Exchange 2010 or later exist in your organization. You can't change the Customer Experience Improvement ...
One or more subscriptions in the request reside on another Client Access server. GetStreamingEvents won't proxy in the event ...
One or more UserId parameters are invalid. Make sure that the PrimarySmtpAddress, Sid and DisplayName properties refer to ...
One or more users are currently instant messaging enabled on this server. These users must be moved to a different Instant ...
One or more users currently have a mailbox that is hosted by this Exchange server. These mailboxes must be moved to another ...