Please attach /etc/kernel-img.conf from this system. Also, if you have /var/log/installer, it would help to know the contents of /var/log/installer/version and /var/log/installer/media-info.
Please attach /etc/kernel- img.conf from this system. Also, if you have /var/log/installer, it would help to know the contents of /var/log/ installer/ version and /var/log/ installer/ media-info.