/init: line 49: can't open /dev/sr0: No medium found /init: line 49: can't open /dev/sr0: No medium found passwd: password expiry information changed. dbus-daemon[838]: [session uid=999 pid=838] Activating service name='org.gtk.vfs.Daemon' requested by ':1.0' (uid=999 pid=839 comm="" label="unconfined") dbus-daemon[838]: [session uid=999 pid=838] Successfully activated service 'org.gtk.vfs.Daemon' dbus-daemon[838]: [session uid=999 pid=838] Activating service name='org.gtk.vfs.Metadata' requested by ':1.0' (uid=999 pid=839 comm="" label="unconfined") fuse: device not found, try 'modprobe fuse' first dbus-daemon[838]: [session uid=999 pid=838] Successfully activated service 'org.gtk.vfs.Metadata' A connection to the bus can't be made Using CD-ROM mount point /cdrom/ Identifying... [378b0378d69a657c2bd538dbf19c3f8e-2] Scanning disc for index files... Found 2 package indexes, 0 source indexes, 0 translation indexes and 1 signatures Found label 'Ubuntu 22.04.1 LTS _Jammy Jellyfish_ - Release amd64 (20220809.1)' This disc is called: 'Ubuntu 22.04.1 LTS _Jammy Jellyfish_ - Release amd64 (20220809.1)' Copying package lists...gpgv: Signature made Tue Aug 9 12:07:57 2022 UTC gpgv: using RSA key 843938DF228D22F7B3742BC0D94AA3F0EFE21092 gpgv: Good signature from "Ubuntu CD Image Automatic Signing Key (2012) " Reading Package Indexes... 0% Reading Package Indexes... Done Writing new source list Source list entries for this disc are: deb cdrom:[Ubuntu 22.04.1 LTS _Jammy Jellyfish_ - Release amd64 (20220809.1)]/ jammy main restricted Repeat this process for the rest of the CDs in your set.