I have found the solution! I will edit this post a little bit later when I will find some free time because it deserves an elaborate conclusion. Of course the solution was simple but the struggle…
Anyway, for now, I will post this real quick so that the kind forum members don’t bother with my problem anymore. Be right back!
LATER EDIT:
So the problem was as I suspected in the last post with provisioning the AD user.
First there has to be a FOLDER (this ever changing Ochestrator software…) where you can add the AD user from “Assign Account/Group” option.
This has nothing to do with the usual “Add user” option from users management:
With “Assign Account/Group” option you can find the AD user and provision it to the Folder:
After that the “Choose an Organization” page displays options for Organization:
GREAT SUCCES!