ubuntu@ubuntu:~$ 
ubuntu@ubuntu:~$ 
ubuntu@ubuntu:~$ 
ubuntu@ubuntu:~$ 
ubuntu@ubuntu:~$ sudo mount /dev/sda1 /mnt
mount: wrong fs type, bad option, bad superblock on /dev/sda1,
       missing codepage or helper program, or other error
       In some cases useful info is found in syslog - try
       dmesg | tail  or so

ubuntu@ubuntu:~$ 
ubuntu@ubuntu:~$ 
ubuntu@ubuntu:~$ 
ubuntu@ubuntu:~$ 
ubuntu@ubuntu:~$ 
ubuntu@ubuntu:~$ sudo grub-setup /dev/sda1
sudo: grub-setup: command not found
ubuntu@ubuntu:~$ 
ubuntu@ubuntu:~$ 
ubuntu@ubuntu:~$ 
ubuntu@ubuntu:~$ 
ubuntu@ubuntu:~$ sudo grub-install /dev/sda1
Installing for i386-pc platform.
grub-install: error: failed to get canonical path of `/cow'.
ubuntu@ubuntu:~$ 
ubuntu@ubuntu:~$ 
ubuntu@ubuntu:~$ 
ubuntu@ubuntu:~$ 
ubuntu@ubuntu:~$