By the way, I wouldn't say removing everything but lo is a "workaround". My /etc/network/interfaces had nothing but lo until the update (cuz network-manager kinda hates any other configuration), then all of a sudden there was junk in there.
By the way, I wouldn't say removing everything but lo is a "workaround". My /etc/network/ interfaces had nothing but lo until the update (cuz network-manager kinda hates any other configuration), then all of a sudden there was junk in there.