It seems to be some nasty package rename issue. I fixed it for myself by
force-removing (with dpkg --force-depends) ubuntu-release-upgrader-core and
ubuntu-release-upgrader-gtk and installing in their place
trisquel-release-upgrader-core and trisquel-release-upgrader-gtk.
- [Trisquel-users] Not All Updates Can Be Installed: Partial Up... stevekilleen
- [Trisquel-users] Re : Not All Updates Can Be Installed: ... lcerf
- Re: [Trisquel-users] Not All Updates Can Be Installed: P... kkpengboy
