@Fernando-Gietz Give this a try: https://github.com/FOGProject/fog-client/releases/download/0.11.16/Zazzles_fixed_Linux.dll Instructions see here: https://forums.fogproject.org/topic/13070/client-not-authenticating

Although it has been awhile . . . . I discovered that FOG was “seeing” the OS drive as /dev/sdc. Once I changed the “primary drive” to /dev/sdc all functioned properly. Thank you for your help on this problem (now solved.)