Исправление pfg, (текущая версия) :
четай внимательно https://wiki.ubuntu.com/BionicBeaver/ReleaseNotes?_ga=2.73194963.1792206646.1...
Upgrades from 17.10 will not be enabled until a few days after 18.04's release. Upgrades from 16.04 LTS will not be enabled until a few days after the 18.04.1 release expected in late July.
Исходная версия pfg, :
четай внимательно https://wiki.ubuntu.com/BionicBeaver/ReleaseNotes?_ga=2.73194963.1792206646.1...
Upgrades from 17.10 will not be enabled until a few days after 18.04's release. Upgrades from 16.04 LTS will not be enabled until a few days after the 18.04.1 release expected in late July.