I have always found the boot area a difficult one to understand.
Take this link as an example:
And AFTER the repair:
http://paste.ubuntu.com/11527984/ <-- This one Failed...
Another try - it inlcuded a re-install of Grub
Please write on a paper the following URL:
That's the out put from my laptop after I munged the disk arrangement adding a larger drive.
install Boot-Repair in Ubuntu
- either from an Ubuntu live-session (boot your computer on a Ubuntu live-CD or live-USB then choose "Try Ubuntu") or from your installed Ubuntu session (if you can access it)
- connect to the Internet
- open a new Terminal, then type the following commands (press Enter after each line):
sudo add-apt-repository ppa:yannubuntu/boot-repair
sudo apt-get update
sudo apt-get install -y boot-repair && boot-repair