Can you post the results of the following command:
sudo grub-probe -t partmap /
Also could you download and run this script and post the results:
http://sourceforge.net/projects/bootinfoscript/
Can you post the results of the following command:
sudo grub-probe -t partmap /
Also could you download and run this script and post the results:
http:// sourceforge. net/projects/ bootinfoscript/