[PlanetCCRMA] dual boot mess

Oded Ben-Tal obental at gmail.com
Sat Feb 19 09:44:30 PST 2022


yes I did.
I think the problem is the there is no EFI/Microsoft directory

On Sat, 19 Feb 2022 at 17:43, Rafael Franco <rafael.etc at gmail.com> wrote:

> menuentry 'Windows 10' {
>     search --fs-uuid --no-floppy --set=root B26A64746A64376F
>     chainloader (${root})/EFI/Microsoft/Boot/bootmgfw.efi
> }
> in /etc/grub.d/40.custom  file but obviously go the wrong variables in
> there...
>
> Did you run "grub2-mkconfig -o /boot/efi/EFI/fedora/grub.cfg" as sudo
> after that?
>
> Rafael de Lima Franco
> github.com/rafaeletc
> Telefones: +55 19 98937-7220
> Limeira - SP - Brasil
>
> "O fato de me perceber no mundo, com o mundo e com os outros me põe numa
> posição em face do mundo que não é a de quem não tem nada a ver com ele.
> Afinal, minha presença no mundo não é a de quem a ele se adapta, mas a de
> quem nele se insere. É a posição de quem luta para não ser apenas objeto,
> mas sujeito também da história."
> Paulo Freire, Pedagogia da Autonomia
>
>
> Em sáb., 19 de fev. de 2022 às 14:13, Oded Ben-Tal <obental at gmail.com>
> escreveu:
>
>> I also tried using boot-repair to fix things (I could boot from the
>> boot-repair usb unlike the systemrescue one). The boot repair didn't fix
>> anything however, it was able to locate the windows system, while when i
>> run os-prober from the installed fedora it doesn't see the windows.
>> I also tried grub2-install (from the fedora i have running) but that
>> didn't work either:
>> error: this utility cannot be used for EFI platforms because it does not
>> support UEFI Secure Boot.
>>
>> any clues in there?
>>
>> On Sat, 19 Feb 2022 at 15:29, Oded Ben-Tal <obental at gmail.com> wrote:
>>
>>> thanks.
>>> I created the system rescue usb but my computer (thinkpad) won't boot
>>> from it. When I go into the boot options i see it as generic device but
>>> when I select it, it doesn't do anything. It does have a live system on it
>>> (created with fedora media writer).
>>> The grub.cfg files is in indeed under boot/grub2. I did not edit it
>>> (there is a strong advice not to). I did try  adding a custom section
>>> (through /etc/grub.d files) but that ends up with errors.
>>> Any other suggestions for salvaging the situation?
>>> Oded
>>>
>>> On Sat, 19 Feb 2022 at 06:54, metachromatic <metachromatic at gmail.com>
>>> wrote:
>>>
>>>>   You have likely messed up your grub setup. Don't worry, you can
>>>> repair grub.
>>>>   Download and run the system rescue iso:
>>>> https://www.system-rescue.org/
>>>>
>>>>   In particular, read and follow the instruction in the section
>>>> "Repairing a damaged grub":
>>>>
>>>> https://www.system-rescue.org/disk-partitioning/Repairing-a-damaged-Grub/
>>>>
>>>>
>>>>
>>>> On 2/18/22, Oded Ben-Tal <obental at gmail.com> wrote:
>>>> > Hello
>>>> > (and sorry for sending a not-audio-specific question but after much
>>>> > googling I'm lost for answers)
>>>> > I updated my computer to fedora 35 and managed to somehow mess up the
>>>> boot
>>>> > option. When I try to boot into windows I get 2 grub errors
>>>> > - no such device for the UUID of the disk with windows on it
>>>> > -/EFI/Microsoft/Boot/bootmgfw.efi not found
>>>> >
>>>> > The windows partition is still there and the UUID is the correct one
>>>> (this
>>>> > is copied from the fstab file I use to mount it on to fedora).
>>>> > I tried to solve the problem by adding
>>>> > menuentry 'Windows 10' {
>>>> >     search --fs-uuid --no-floppy --set=root B26A64746A64376F
>>>> >     chainloader (${root})/EFI/Microsoft/Boot/bootmgfw.efi
>>>> > }
>>>> > in /etc/grub.d/40.custom  file but obviously go the wrong variables in
>>>> > there...
>>>> > any help?
>>>> >
>>>> > thanks
>>>> >
>>>>
>>>
>>>
>>> --
>>> Oded Ben-Tal
>>> obental.wixsite.com/main
>>> http://soundcloud.com/odedbental
>>> PI Datasounds, datasets and datasense <https://musicdatasense.org/> research
>>> network (2022/23)
>>>
>>
>>
>> --
>> Oded Ben-Tal
>> obental.wixsite.com/main
>> http://soundcloud.com/odedbental
>> PI Datasounds, datasets and datasense <https://musicdatasense.org/> research
>> network (2022/23)
>> _______________________________________________
>> PlanetCCRMA mailing list
>> PlanetCCRMA at ccrma.stanford.edu
>> https://cm-mail.stanford.edu/mailman/listinfo/planetccrma
>>
>

-- 
Oded Ben-Tal
obental.wixsite.com/main
http://soundcloud.com/odedbental
PI Datasounds, datasets and datasense <https://musicdatasense.org/> research
network (2022/23)
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