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How to fix GRUB2BootLoader in Ubuntu

Source: Internet
Author: User
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How to fix GRUB2BootLoader1 in Ubuntu) start from LiveDVD on Ubuntu installation CD 2) find Ubuntu installed hard disk partition sudofdisk-lwww.2cto.com3) mount this partition sudomount/dev/sda1/mnt4) on this device...
How to fix GRUB2 Boot Loader in Ubuntu 1) start from Live DVD on Ubuntu installation disc 2) find the hard disk partition sudo fdisk-l www.2cto.com installed in Ubuntu 3) mount this partition sudo mount/dev/sda1/mnt4) on this device, reinstall GRUB2 sudo grub-install-root-directory =/mnt // dev/sda 5) restart the computer from the hard drive. Note that Live DVD is not used to restart the computer. 6) after the startup is successful, enter sudo update-grub in the command line.

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