OK, so this is better, but now I get: Ign cdrom://Ubuntu 12.04 LTS _Precise Pangolin_ - Alpha amd64 (20120315) dists/precise/main/binary-i386/ InRelease Ign cdrom://Ubuntu 12.04 LTS _Precise Pangolin_ - Alpha amd64 (20120315) dists/precise/restricted/binary-i386/ InRelease Ign cdrom://Ubuntu 12.04 LTS _Precise Pangolin_ - Alpha amd64 (20120315) precise InRelease Ign cdrom://Ubuntu 12.04 LTS _Precise Pangolin_ - Alpha amd64 (20120315) dists/precise/main/binary-i386/ Release.gpg Ign cdrom://Ubuntu 12.04 LTS _Precise Pangolin_ - Alpha amd64 (20120315) dists/precise/restricted/binary-i386/ Release.gpg Ign cdrom://Ubuntu 12.04 LTS _Precise Pangolin_ - Alpha amd64 (20120315) dists/precise/main/binary-i386/ Release Ign cdrom://Ubuntu 12.04 LTS _Precise Pangolin_ - Alpha amd64 (20120315) dists/precise/restricted/binary-i386/ Release Ign cdrom://Ubuntu 12.04 LTS _Precise Pangolin_ - Alpha amd64 (20120315) dists/precise/main/binary-i386/ Packages/DiffIndex Ign cdrom://Ubuntu 12.04 LTS _Precise Pangolin_ - Alpha amd64 (20120315) dists/precise/restricted/binary-i386/ Packages/DiffIndex Ign cdrom://Ubuntu 12.04 LTS _Precise Pangolin_ - Alpha amd64 (20120315) dists/precise/main/binary-i386/ Translation-en_US Ign cdrom://Ubuntu 12.04 LTS _Precise Pangolin_ - Alpha amd64 (20120315) dists/precise/main/binary-i386/ Translation-en Ign cdrom://Ubuntu 12.04 LTS _Precise Pangolin_ - Alpha amd64 (20120315) dists/precise/restricted/binary-i386/ Translation-en_US Ign cdrom://Ubuntu 12.04 LTS _Precise Pangolin_ - Alpha amd64 (20120315) dists/precise/restricted/binary-i386/ Translation-en Ign cdrom://Ubuntu 12.04 LTS _Precise Pangolin_ - Alpha amd64 (20120315) precise/main TranslationIndex Ign cdrom://Ubuntu 12.04 LTS _Precise Pangolin_ - Alpha amd64 (20120315) precise/restricted TranslationIndex Ign cdrom://Ubuntu 12.04 LTS _Precise Pangolin_ - Alpha amd64 (20120315) precise/main Translation-en_US Ign cdrom://Ubuntu 12.04 LTS _Precise Pangolin_ - Alpha amd64 (20120315) precise/main Translation-en Ign cdrom://Ubuntu 12.04 LTS _Precise Pangolin_ - Alpha amd64 (20120315) precise/restricted Translation-en_US Ign cdrom://Ubuntu 12.04 LTS _Precise Pangolin_ - Alpha amd64 (20120315) precise/restricted Translation-en Ign http://security.ubuntu.com precise-security InRelease Ign http://archive.ubuntu.com precise InRelease Ign http://archive.ubuntu.com precise-updates InRelease Hit http://security.ubuntu.com precise-security Release.gpg Hit http://security.ubuntu.com precise-security Release Hit http://archive.ubuntu.com precise Release.gpg Hit http://archive.ubuntu.com precise-updates Release.gpg Hit http://security.ubuntu.com precise-security/main amd64 Packages Hit http://archive.ubuntu.com precise Release Hit http://archive.ubuntu.com precise-updates Release Hit http://archive.ubuntu.com precise/main amd64 Packages Hit http://security.ubuntu.com precise-security/restricted amd64 Packages Hit http://archive.ubuntu.com precise/restricted amd64 Packages Hit http://archive.ubuntu.com precise/main i386 Packages Hit http://security.ubuntu.com precise-security/main i386 Packages Hit http://archive.ubuntu.com precise/restricted i386 Packages Hit http://security.ubuntu.com precise-security/restricted i386 Packages Hit http://security.ubuntu.com precise-security/main TranslationIndex Hit http://security.ubuntu.com precise-security/restricted TranslationIndex Hit http://archive.ubuntu.com precise/main TranslationIndex Hit http://archive.ubuntu.com precise/restricted TranslationIndex Hit http://archive.ubuntu.com precise-updates/main amd64 Packages Hit http://archive.ubuntu.com precise-updates/restricted amd64 Packages Hit http://archive.ubuntu.com precise-updates/main i386 Packages Hit http://archive.ubuntu.com precise-updates/restricted i386 Packages Hit http://security.ubuntu.com precise-security/main Translation-en Hit http://archive.ubuntu.com precise-updates/main TranslationIndex Hit http://archive.ubuntu.com precise-updates/restricted TranslationIndex Hit http://security.ubuntu.com precise-security/restricted Translation-en Hit http://archive.ubuntu.com precise/main Translation-en Hit http://archive.ubuntu.com precise/restricted Translation-en Hit http://archive.ubuntu.com precise-updates/main Translation-en Hit http://archive.ubuntu.com precise-updates/restricted Translation-en Reading package lists... W: Duplicate sources.list entry cdrom://Ubuntu 12.04 LTS _Precise Pangolin_ - Alpha amd64 (20120315)/ precise/main i386 Packages (/var/lib/apt/lists/Ubuntu%2012.04%20LTS%20%5fPrecise%20Pangolin%5f%20-%20Alpha%20amd64%20(20120315)_dists_precise_main_binary-i386_Packages) W: Duplicate sources.list entry cdrom://Ubuntu 12.04 LTS _Precise Pangolin_ - Alpha amd64 (20120315)/ precise/restricted i386 Packages (/var/lib/apt/lists/Ubuntu%2012.04%20LTS%20%5fPrecise%20Pangolin%5f%20-%20Alpha%20amd64%20(20120315)_dists_precise_restricted_binary-i386_Packages) W: You may want to run apt-get update to correct these problems
Presumably this is because apt-cdrom isn't multiarch-aware. I've attached the sources.list that it now generates. ** Attachment added: "sources.list" https://bugs.launchpad.net/ubuntu-cdimage/+bug/945826/+attachment/2875943/+files/sources.list -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/945826 Title: 12.04 AMD64 Beta Live CD sources.list has a bad entry To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu-cdimage/+bug/945826/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
