[Bug 1898051] Re: package grub-efi-amd64-signed 1.93.20+2.02-2ubuntu8.18 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1

[Seth Arnold]

Hello, does your BIOS / setup have any settings that would prevent
updating the boot order?

Thanks

** Information type changed from Private Security to Public

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Title:
  package grub-efi-amd64-signed 1.93.20+2.02-2ubuntu8.18 failed to
  install/upgrade: subprocess installed post-installation script
  returned error exit status 1

Status in grub2-signed package in Ubuntu:
  New

Bug description:
  Setting up grub-efi-amd64-bin (2.02-2ubuntu8.18) ...
  Setting up grub2-common (2.02-2ubuntu8.18) ...
  Setting up grub-efi-amd64 (2.02-2ubuntu8.18) ...
  Replacing config file /etc/default/grub with new version
  Installing for x86_64-efi platform.
  efibootmgr: Could not set variable Boot000A: No such file or directory
  efibootmgr: Could not prepare boot variable: No such file or directory
  grub-install: error: efibootmgr failed to register the boot entry: Input/output error.
  Failed: grub-install --target=x86_64-efi --no-extra-removable 
  WARNING: Bootloader is not properly installed, system may not be bootable
  Sourcing file `/etc/default/grub'
  Generating grub configuration file ...
  Found linux image: /boot/vmlinuz-4.4.0-190-generic
  Found initrd image: /boot/initrd.img-4.4.0-190-generic
  Found linux image: /boot/vmlinuz-4.4.0-189-generic
  Found initrd image: /boot/initrd.img-4.4.0-189-generic
  done
  Setting up grub-efi-amd64-signed (1.93.20+2.02-2ubuntu8.18) ...
  Installing for x86_64-efi platform.
  efibootmgr: Could not set variable Boot000A: No such file or directory
  efibootmgr: Could not prepare boot variable: No such file or directory
  grub-install: error: efibootmgr failed to register the boot entry: Input/output error.
  dpkg: error processing package grub-efi-amd64-signed (--configure):
   subprocess installed post-installation script returned error exit status 1

  ProblemType: Package
  DistroRelease: Ubuntu 18.04
  Package: grub-efi-amd64-signed 1.93.20+2.02-2ubuntu8.18
  ProcVersionSignature: Ubuntu 4.4.0-190.220-generic 4.4.233
  Uname: Linux 4.4.0-190-generic x86_64
  ApportVersion: 2.20.1-0ubuntu2.24
  Architecture: amd64
  Date: Thu Oct  1 14:47:15 2020
  ErrorMessage: subprocess installed post-installation script returned error exit status 1
  InstallationDate: Installed on 2020-06-08 (115 days ago)
  InstallationMedia: Lubuntu 16.04.1 LTS "Xenial Xerus" - Release amd64 (20160720)
  RelatedPackageVersions:
   dpkg 1.18.4ubuntu1.6
   apt  1.2.32ubuntu0.1
  SourcePackage: grub2-signed
  Title: package grub-efi-amd64-signed 1.93.20+2.02-2ubuntu8.18 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1
  UpgradeStatus: Upgraded to bionic on 2020-10-01 (0 days ago)

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