Reinstalling the bootloader

[Corey Sheldon]

So just to refresh my understanding of your setup:

you have a non-bootable system with a standard uefi dual-boot?

and you can't seem to get the bootloader (grub) to re-install....

Corey W Sheldon
Owner, 1st Class Mobile Shine
310.909.7672
www.facebook.com/1stclassmobileshine


On Tue, Apr 8, 2014 at 12:16 AM, Fred New <fred.new2911 at gmail.com> wrote:

>
>
> On Tue, Apr 8, 2014 at 4:49 AM, Adam Williamson <awilliam at redhat.com>wrote:
>
>> On Mon, 2014-04-07 at 20:20 -0400, Corey Sheldon wrote:
>> > its now grub2-install /dev/sdX
>>
>> It's not for UEFI.
>> --
>>
> It would be good if someone who knows something could rewrite the GRUB_2
> wiki page to
> say that. And to stop referring to a release of Fedora that is no longer
> supported.  The
> Unified Extensible Firmware Interface wiki page is rather outdated and
> unhelpful as well.
> Surprisingly, the best information I could find about efibootmgr is in a
> page that is
> actually about Fedup.
>
> Here's what I've discovered:
>
> If you have UEFI and you have run grub2-install, you need to un-do that by
> re-installing
> grub2-efi:
>
> yum reinstall grub2-efi
>
> And since Windows on my system places itself first in the EFI boot list
> every time it
> is booted, you need to run
>
> efibootmgr -v   # (to learn Fedora's boot number)
> efibootmgr -o <boot#1>,<boot#2>,...  # (to choose which system you want to
> boot by default)
>
> If you want to see how Anaconda originally ran efibootmgr, you can look at
> /var/log/anaconda/anaconda.program.log
>
> Fred
>
>
>
> --
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