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Thread: Grub error


hi!
have computer ubuntu , had boot problem , tried solve reinstalling grub.
when restart gaves me error:file not found. grub rescue> , gaves unknown command when try something.
how can solve problem?

welcome forum.

grub rescue has limited commands can run.

have several options, can try manual boot, can reinstall grub, can download boot repair fix grub automatically or supergrub boot , can fix grub inside yourinstall.

grub rescue prompt megathread - drs305
http://ubuntuforums.org/showthread.php?t=1594052
howto: boot & install ubuntu grub rescue prompt
http://ubuntuforums.org/showthread.php?t=1599293

boot repair:
https://help.ubuntu.com/community/boot-repair

http://www.supergrubdisk.org/
http://www.supergrubdisk.org/wiki/main_page

# comment not copy or type. configfile works if grub.cfg ok.
manual boot:
grub rescue:
ls # see (hd0), (hd0,1) ? if so, run next command. if see (hd0,5), use instead of (hd0,1) in next command.
configfile (hd0,1)/boot/grub/grub.cfg
# if not work use & again use hdx,y , sdxy install is.
set prefix=(hd0,2)/boot/grub
set root=(hd0,2)
linux (hd0,2)/vmlinuz root=/dev/sda2 ro
initrd (hd0,2)/initrd.img
boot


Forum The Ubuntu Forum Community Ubuntu Official Flavours Support Installation & Upgrades [ubuntu] Grub error


Ubuntu

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