Okay. Couldn't access sda3 or sda4 at all. It appears that wrecking the superblock wrecks the OS. Nice. I tried a number of different methods of restoring Ubuntu from ubuntuforums.org and nary a one worked. When I booted gparted it managed to see 9.10 as an operating system, but /home was just formatted blank space.
Lesson: Don't be a moron. If I boot a system, let it boot. On Mon, Mar 15, 2010 at 9:47 AM, Mike B. <[email protected]> wrote: > Okay. Last night on the porch, I turned on my computer and accidentally > started Win7. It started booting, and I decided to kill the boot. > Ctrl-alt.delete. And boom. > > grub> > > That is all. > > Okay, I booted from the Live CD and tried the how to fix grub how-tos. > They all said > > mount /dev/sda3 /mnt > > but that didn't work. I got a message that said, "File system type > missing." I located some more info and found that I might be missing the > superblock. Yep, it's missing. I've now located a page that shows how to > fix ext2 and ext3 file systems, but nothing for ext4. Interesting. I guess > I might have install 9.10 again. Since I have /home on a separate > partition, I suppose I'll be okay. > > Anyone have any advice on how to proceed? > > > -- Central West End Linux Users Group (via Google Groups) Main page: http://www.cwelug.org To post: [email protected] To subscribe: [email protected] To unsubscribe: [email protected] More options: http://groups.google.com/group/cwelug
