[Bug 1805490] Re: [master] Grub2 Failed to install "efibootmgr failed to register the boot entry: Block device required. / Could not delete variable: Invalid argument"

[Mathieu Trudel-Lapierre]

** Summary changed:

- [master] Grub2 Failed to install "efibootmgr failed to register the boot entry: Block device required."
+ [master] Grub2 Failed to install "efibootmgr failed to register the boot entry: Block device required. / Could not delete variable: Invalid argument"

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Title:
  [master] Grub2 Failed to install "efibootmgr failed to register the
  boot entry: Block device required. / Could not delete variable:
  Invalid argument"

Status in efibootmgr package in Ubuntu:
  Triaged
Status in efibootmgr source package in Disco:
  Triaged

Bug description:
  package grub-efi-amd64-signed 1.93.10+2.02-2ubuntu8.9 failed to
  install/upgrade: installed grub-efi-amd64-signed package post-
  installation script subprocess returned error exit status 1

  ProblemType: Package
  DistroRelease: Ubuntu 18.04
  Package: grub-efi-amd64-signed 1.93.10+2.02-2ubuntu8.9
  ProcVersionSignature: Ubuntu 4.15.0-38.41-generic 4.15.18
  Uname: Linux 4.15.0-38-generic x86_64
  NonfreeKernelModules: wl
  ApportVersion: 2.20.9-0ubuntu7.5
  Architecture: amd64
  Date: Tue Nov 27 10:35:08 2018
  ErrorMessage: installed grub-efi-amd64-signed package post-installation script subprocess returned error exit status 1
  InstallationDate: Installed on 2018-05-12 (199 days ago)
  InstallationMedia: Ubuntu 18.04 LTS "Bionic Beaver" - Release amd64 (20180426)
  Python3Details: /usr/bin/python3.6, Python 3.6.7, python3-minimal, 3.6.7-1~18.04
  PythonDetails: /usr/bin/python2.7, Python 2.7.15rc1, python-minimal, 2.7.15~rc1-1
  RelatedPackageVersions:
   dpkg 1.19.0.5ubuntu2.1
   apt  1.6.6
  SourcePackage: grub2-signed
  Title: package grub-efi-amd64-signed 1.93.10+2.02-2ubuntu8.9 failed to install/upgrade: installed grub-efi-amd64-signed package post-installation script subprocess returned error exit status 1
  UpgradeStatus: No upgrade log present (probably fresh install)

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