stdin: error 0 stdin: error 0 stdin: error 0 umount: can't umount /cdrom: Device or resource busy /init: line 7: can't open /dev/sr0: No medium found stdin: error 0 /init: line 7: can't open /dev/sr0: No medium found stdin: error 0 umount: can't umount /cdrom: Device or resource busy /init: line 7: can't open /dev/sr0: No medium found stdin: error 0 /init: line 7: can't open /dev/sr0: No medium found stdin: error 0 umount: can't umount /cdrom: Device or resource busy /init: line 7: can't open /dev/sr0: No medium found Generating locales... it_IT.UTF-8... done Generation complete. pwconv: failed to change the mode of /etc/passwd- to 0600 /usr/lib/python2.7/dist-packages/LanguageSelector/LocaleInfo.py:256: UserWarning: Failed to connect to socket /var/run/dbus/system_bus_socket: No such file or directory warnings.warn(msg.args[0].encode('UTF-8')) Using CD-ROM mount point /cdrom/ Identifying.. [303b1c9e2d540eda7dbc54bfc034b382-2] Scanning disc for index files.. Found 3 package indexes, 0 source indexes, 0 translation indexes and 1 signatures Found label 'Ubuntu 12.04 LTS _Precise Pangolin_ - Alpha amd64 (20120225)' This disc is called: 'Ubuntu 12.04 LTS _Precise Pangolin_ - Alpha amd64 (20120225)' Copying package lists...gpgv: Signature made Sat Feb 25 08:26:10 2012 UTC using DSA key ID FBB75451 gpgv: Good signature from "Ubuntu CD Image Automatic Signing Key " Reading Package Indexes... 0% Reading Package Indexes... 10% Reading Package Indexes... Done Writing new source list Source list entries for this disc are: deb cdrom:[Ubuntu 12.04 LTS _Precise Pangolin_ - Alpha amd64 (20120225)]/ dists/precise/main/binary-i386/ deb cdrom:[Ubuntu 12.04 LTS _Precise Pangolin_ - Alpha amd64 (20120225)]/ precise main restricted Repeat this process for the rest of the CDs in your set. W: Skipping nonexistent file /cdrom/dists/precise/main/binary-amd64/Packages W: Skipping nonexistent file /cdrom/dists/precise/main/binary-i386/Packages W: Skipping nonexistent file /cdrom/dists/precise/restricted/binary-amd64/Packages chmod: /root/usr/sbin/update-initramfs: No such file or directory debconf: DbDriver "tmpdb": /tmp/debconf.PTezsF/config.dat is locked by another process: Resource temporarily unavailable debconf: DbDriver "tmpdb": /tmp/debconf.PTezsF/passwords.dat is locked by another process: Resource temporarily unavailable