Takze se aktualizace zdarila az na ten zdroj co jsi pridal 'teejee2008/ppa/ubuntu'
Myslim ze by stacilo jen upravit repozitar. Otevri :

nano /etc/apt/sources.list

A pred "https://ppa.launchpadcontent.net/teejee2008/ppa/ubuntu " pripis [trusted=yes].

deb https://ppa.launchpadcontent.net/teejee2008/ppa/ubuntu main

na

deb [trusted=yes]  https://ppa.launchpadcontent.net/teejee2008/ppa/ubuntu main