I'm having this same issue using the released 9.10 amd64 alternate install iso mounted via a USB drive.
I've uploaded my syslog from the failed install. last few lines: Mar 19 17:11:46 in-target: Failed to fetch cdrom:[Kubuntu 9.10 _Karmic Koala_ - Release amd64 (20091027)]/pool/main/m/manpages/manpages_3.21-1_all.deb Hash Sum mismatch Mar 19 17:11:46 in-target: 0 upgraded, 680 newly installed, 0 to remove and 0 not upgraded. Mar 19 17:11:46 in-target: Need to get 0B/433MB of archives. Mar 19 17:11:46 in-target: After this operation, 1,558MB of additional disk space will be used. Mar 19 17:11:46 in-target: E: Unable to fetch some archives, maybe run apt-get update or try with --fix-missing? Mar 19 17:11:46 in-target: tasksel: aptitude failed (100) Mar 19 17:11:47 main-menu[520]: WARNING **: Configuring 'pkgsel' failed with error code 1 Mar 19 17:11:47 main-menu[520]: WARNING **: Menu item 'pkgsel' failed. ** Attachment added: "Failed install's syslog" http://launchpadlibrarian.net/41308061/syslog.failed -- "Select and install software" failed on install of Alternate Daily Build-(K)ubuntu https://bugs.launchpad.net/bugs/415812 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs