Ign:1 cdrom://Linux Lite 5.8 - Release amd64 dists/ InRelease
Ign:2 cdrom://Linux 20.04 - Release amd64 dists/ InRelease
Err:3 cdrom://Linux Lite 5.8 - Release amd64 dists/ Release
Please use apt-cdrom to make this CD-ROM recognized by APT. apt-get update cannot be used to add new CD-ROMs
Err:4 cdrom://Linux 20.04 - Release amd64 dists/ Release
Please use apt-cdrom to make this CD-ROM recognized by APT. apt-get update cannot be used to add new CD-ROMs
Hit:5
http://archive.ubuntu.com/ubuntu focal InRelease
Hit:6
http://archive.canonical.com/ubuntu focal InRelease
Get:7
http://archive.ubuntu.com/ubuntu focal-backports InRelease [108 kB]
Hit:8
http://repo.linuxliteos.com/linuxlite emerald InRelease
Get:9
http://archive.ubuntu.com/ubuntu focal-security InRelease [114 kB]
Get:10
http://archive.ubuntu.com/ubuntu focal-updates InRelease [114 kB]
Reading package lists...
E: The repository 'cdrom://Linux Lite 5.8 - Release amd64 dists/ Release' does not have a Release file.
E: The repository 'cdrom://Linux 20.04 - Release amd64 dists/ Release' does not have a Release file.
anyone can help
