[Top][All Lists]

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: 'error: invalid signature' when booting Windows 10

From: David Collier
Subject: Re: 'error: invalid signature' when booting Windows 10
Date: Mon, 10 Dec 2018 15:21:04 -0800

On Mon, Dec 10, 2018 at 2:36 PM Pascal Hambourg <address@hidden>

> Le 10/12/2018 à 22:59, David Collier a écrit :
> > I copied the script below to the SSD /etc/grub.d  directory and ran
> > update-grub, and verified that the menu shown when booting comes from
> this
> > grub instance.
> This is not what I am asking for. What about the GRUB bootloader itself
> (boot image and core image) ? Did you run grub-install ?

ah, no, I did not, will try tonight.

> >> For now, the only explanation which comes to my mind is that the active
> >> GRUB is not GRUB EFI but GRUB BIOS, which expects to chainload a boot
> >> sector with AA55 signature instead of an EFI executable.
> >
> > is there any way around this?
> First, check what GRUB flavour is running.
> Type "c" at the GRUB menu to enter GRUB shell and type "set" to print
> environment variables. One contains the target architecture efi or pc.

will do and report here, thank you for your help,


> Help-grub mailing list
> address@hidden

reply via email to

[Prev in Thread] Current Thread [Next in Thread]