Windows 2008R2 server with AD role built.
User group: owncloudgrp
User in owncloudgrp: aaa, beta
Users must have logon name, first name, last name set.
Configure the owncloud:
Every time you change these two sections, wait for a few seconds until more than zero users discovered.
Advanced – Connection Settings:
Advanced – Directory Settings:
Add internal username: sAMAccountName