On 13.06.2018 12:03, Piotr wrote: > When I try to open the "mate-users-admin" from the terminal on Stretch > I am getting such error and the app does not open:
AFAIK mate-users-admin is not available in stretch. only in jessie (in package mate-system-tools). Are you sure that you have an uptodate stretch system without old packages from jessie? best regards Ulf