[PlanetCCRMA] dual boot mess

[metachromatic]

  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
>