root@ubuntu:/# fdisk -l

Disk /dev/sda: 250.1 GB, 250059350016 bytes
255 heads, 63 sectors/track, 30401 cylinders, total 488397168 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0x00059d82

   Device Boot      Start         End      Blocks   Id  System
/dev/sda1            2048   411082482   205540217+  83  Linux
/dev/sda2   *   411082752   411287551      102400    7  HPFS/NTFS/exFAT
/dev/sda3       411287552   488394751    38553600    7  HPFS/NTFS/exFAT
root@ubuntu:/# grub-install /dev/sda1
/usr/sbin/grub-setup: warn: Attempting to install GRUB to a partitionless disk or to a partition.  This is a BAD idea..
/usr/sbin/grub-setup: warn: Embedding is not possible.  GRUB can only be installed in this setup by using blocklists.  However, blocklists are UNRELIABLE and their use is discouraged..
/usr/sbin/grub-setup: error: will not proceed with blocklists.