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Old 02-15-2008, 09:59 PM   #1
Registered: Jul 2007
Posts: 50

Rep: Reputation: 15
Error 21

First of all my setup with the computer is a dual boot with windows vista on the main drive and ubuntu gutsy on the external drive. ANYWAYS, i moved my computer to a lan-party it worked fine their with the dual boot but now im back home i have everything setup like i had but i keep getting this error 21
Old 02-15-2008, 11:30 PM   #2
Registered: Jul 2007
Posts: 50

Original Poster
Rep: Reputation: 15
fixed, problem was that i didn't plug in the power all the way in... i noticed it when the blue light wasnt on (its very dim light...)
Old 02-16-2008, 10:31 AM   #3
Registered: Sep 2006
Distribution: Ubuntu 8.04 Hardy Heron LST
Posts: 346

Rep: Reputation: 33
Start your system in recovery mode and at the promp type


then open


and edit your menu.lst file

gksudo gedit /boot/grub/menu.lst

The remove the line


then save

close the terminal

log out

at the promp

type reboot


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