On Mon, Feb 22, 2021 at 06:22:27PM -, Timofey Vorobyov wrote:
> sudo grub-install --target=x86_64-efi --bootloader-id=GRUB --efi-
> directory=/boot/efi --no-nvram --removable
>
> Installing for x86_64-efi platform.
> Installation finished. No error reported.
Running grub-install manually
Ad suggested here
https://askubuntu.com/questions/1302806/grub-install-fails-because-of-
efibootmgr-could-not-prepare-boot-variable-inva
run manual grub install - this helped:
sudo grub-install --target=x86_64-efi --bootloader-id=GRUB --efi-
directory=/boot/efi --no-nvram --removable
Appeared on kubuntu 20.10 today, after new gtub-efi-amd64-signed version
appeared in the repository:
Setting up grub-efi-amd64-signed (1.155.4+2.04-1ubuntu35.4) ...
Installing grub to /boot/efi.
Installing for x86_64-efi platform.
grub-install: warning: Cannot set EFI variable Boot.
This is `apt upgrade` log.
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https://bugs.launchpad.net/bugs/1851955
Title:
installation fails in grub-install with: efivarfs_set_variable:
writing to fd failed: Invalid argument
To
** Summary changed:
- ubuntu 19.10 boot installer failed
+ installation fails in grub-install with: efivarfs_set_variable: writing to fd
failed: Invalid argument
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