вот еще выдает при попытки "исправления проблем списков пакетов" E:The repository 'cdrom://Linux Mint 19.3 _Tricia_ - Release amd64 20191213 bionic Release' does not have a Release file., W:Updating from such a repository can't be done securely, and is therefore disabled by default., W:See apt-secure(8) manpage for repository creation and user configuration details., E:Failed to fetch
http://packages.linuxmint.com/dists/tricia/InRelease Clearsigned file isn't valid, got 'NOSPLIT' (does the network require authentication?), E:The repository '
http://packages.linuxmint.com tricia InRelease' is not signed.