In the current version of the 7.4 console ( Thirtyseven4 Endpoint Security 7.4, Service Pack 1.(Build 7.4.2) ) there is a bug that is stopping the EPS Console from being able to communicate successfully with Active Directory.
A patch is in the works and will be released globally, but for now, it can be applied manually to the machine hosting the Thirtyseven4 EPS Console.
Please find the attached patch.
Steps to execute:-
1) Disable Self Protection.
2) Copy the provided patch (ADSync_patch.exe) to the Thirtyseven4\Endpoint Security 7.4\Admin\web folder.
3) Double click on the patch to execute. (Make sure Self Protection is disabled before executing the patch).
4) Enable Self Protection.