The cause for the dev/sda1 install attempted you have described in comment #3 may be:
Nov 3 03:17:57 ubuntu grub-installer: info: Identified partition label for /dev/sda1: msdos Is it correct that you have tried to create a multi boot solution alongside Windows? ** Changed in: grub-installer (Ubuntu) Status: New => Confirmed ** Summary changed: - 12.10 grub-install faltal error + 12.10 grub-install faltal error - on installing on FAT partition -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1074555 Title: 12.10 grub-install faltal error - on installing on FAT partition To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/grub-installer/+bug/1074555/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs