As per this thread …elicenser control centre fails to read dongle - el capitan - #12 by gkillmaster - Cubase - Steinberg Forums
Uninstalled Duet utility - problem solved.
As per this thread …elicenser control centre fails to read dongle - el capitan - #12 by gkillmaster - Cubase - Steinberg Forums
Uninstalled Duet utility - problem solved.