> Mar 22 01:44:49 ubuntu-mate grub-installer: efivarfs_set_variable:
writing to fd 8 failed: Invalid argument
it appears you have EFI firmware that does not allow us to update the
variables in firmware.
** Package changed: grub-installer (Ubuntu) => grub2 (Ubuntu)
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** Package changed: ubuntu => grub-installer (Ubuntu)
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https://bugs.launchpad.net/bugs/1920702
Title:
grub-install crash while installing UbuntuMATE 20.04
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