Message ID: 4912 Configuration Manager cannot update the already existing object "SMS-Site-SXX" in Active Directory (XXX.XXX)
Error in component SMS_HIERARCHY_MANAGER Possible cause: The site server's machine account may not have full control rights for the "System Management" container in Active Directory Solution: Give the site server's machine account full control rights to the "System Management" container, and all child objects in Active Directory. Possible cause: The Active Directory object "SMS-Site-S15" has been moved to a location outside of the "System Management" container, or has been lost. Solution: Delete the object from its current location, and let the site create a new object. Possible cause: The Active Directory schema has not been extended with the correct ConfigMgr Active Directory classes and attributes. Solution: Turn off Active Directory publishing for each site in the forest, until the schema can be extended. The schema can be extended with the tool "extadsch.exe" from the installation media. Solution which is wor...