Updating ubuntu from dual boot windows 7
To change the drive or partition, enter the following, substituting for the identifier of your drive from the identifier listed under Finally, we need to add the path to our Ubuntu install.
The path should be \ubuntu\winboot\wuildr.mbr, though this may be different, depending on your setup.
Wubi makes it easy to install Ubuntu from your Windows computer and keeps you from messing up your Windows Boot Loader.
Once the system has started up, the first thing you want to do is choose Places \ Computer from the menu.This command tells Ubuntu to use the ntfs-3g driver, and force mount even if there is a problem.If you are having problems figuring out whether you have NTFS or FAT32, and you can’t figure out which /dev/whatever to use, then type in the following command at your prompt (make sure you already ran the command to run things as root) In the output you should see a lot more information about the available drives…You’ll see a “Choice 2” in the message, which includes the commands to force Ubuntu to use that drive even though there’s something wrong.
What you’ll want to do is open a new Terminal from Applications \ Accessories \ Terminal on the top menu.
but if you can’t boot, how can you get to your data? One of the easiest methods to access your data is to simply boot off an Ubuntu Live CD…