[Bug 2078307] Re: Grub 2.12 in Oracular is unable to boot Windows using chainloader

[haobinnan]

I compiled a 64-bit version of GRUB2, so I’m certain about that, and I’m
also sure it’s a 64-bit Windows system. I’ve attached the build code.

** Attachment added: "mk-Grub2.12.sh"
   https://bugs.launchpad.net/ubuntu/+source/grub2/+bug/2078307/+attachment/5812118/+files/mk-Grub2.12.sh

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Title:
  Grub 2.12 in Oracular is unable to boot Windows using chainloader

Status in grub2 package in Ubuntu:
  Confirmed

Bug description:
  I am using Shim 15.8 in combination with GRUB2.12. One of the GRUB
  menu items, chainloader /efi/Microsoft/Boot/bootmgfw.efi, fails to
  boot, while it works correctly with GRUB2.06. Below is a screenshot of
  the error.

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