Sorry for the long delay. Now I had the chance to install the server again with the final Ubuntu Server CD, and got the error again. I copied the /var/log/installer directory and attached it here. I hope it will help.
** Attachment added: "/var/log/installer/" http://launchpadlibrarian.net/22730140/installer.tar.bz2 -- Server install fails with LVM and dedicated boot partition https://bugs.launchpad.net/bugs/291498 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