/init: line 7: can't open /dev/sdc: No medium found /init: line 7: can't open /dev/sdc: No medium found /init: line 7: can't open /dev/sdd: No medium found /init: line 7: can't open /dev/sdd: No medium found /init: line 7: can't open /dev/sde: No medium found /init: line 7: can't open /dev/sde: No medium found /init: line 7: can't open /dev/sdf: No medium found /init: line 7: can't open /dev/sdf: No medium found Generating locales... en_US.UTF-8... done Generation complete. pwconv: failed to change the mode of /etc/passwd- to 0600 Using CD-ROM mount point /cdrom/ Identifying... [b0062defe3412a538ddd19ab757e6cc7-2] Scanning disc for index files... Found 2 package indexes, 0 source indexes, 0 translation indexes and 1 signatures Found label 'Ubuntu 14.10 _Utopic Unicorn_ - Release amd64 (20141022.1)' This disc is called: 'Ubuntu 14.10 _Utopic Unicorn_ - Release amd64 (20141022.1)' Copying package lists...gpgv: Signature made Wed Oct 22 19:43:00 2014 UTC using DSA key ID FBB75451 gpgv: Good signature from "Ubuntu CD Image Automatic Signing Key " Reading Package Indexes... 0% Reading Package Indexes... Done Writing new source list Source list entries for this disc are: deb cdrom:[Ubuntu 14.10 _Utopic Unicorn_ - Release amd64 (20141022.1)]/ utopic main restricted Repeat this process for the rest of the CDs in your set.