[Bug 1871535] Re: i m getting "Executing 'grub-install/dev/sda2' failed.This is a fatal error." in my HP UEFI laptop running windows 8.1

[Michael Haworth]

*** This bug is a duplicate of bug 1851955 ***
    https://bugs.launchpad.net/bugs/1851955

** This bug has been marked a duplicate of bug 1851955
   installation fails in grub-install with: efivarfs_set_variable: writing to fd <N> failed: Invalid argument

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https://bugs.launchpad.net/bugs/1871535

Title:
  i m getting "Executing 'grub-install/dev/sda2' failed.This is a fatal
  error." in my HP UEFI laptop running windows 8.1

Status in grub-installer package in Ubuntu:
  New

Bug description:
  I have disabled 'Fast boot' and 'secured boot'.

  ProblemType: Bug
  DistroRelease: Ubuntu 19.10
  Package: ubiquity 19.10.21
  ProcVersionSignature: Ubuntu 5.3.0-18.19-generic 5.3.1
  Uname: Linux 5.3.0-18-generic x86_64
  NonfreeKernelModules: zfs zunicode zavl icp zcommon znvpair
  ApportVersion: 2.20.11-0ubuntu8
  Architecture: amd64
  CasperVersion: 1.427
  Date: Wed Apr  8 16:25:11 2020
  InstallCmdLine: BOOT_IMAGE=/casper/vmlinuz file=/cdrom/preseed/ubuntu.seed quiet splash ---
  LiveMediaBuild: Ubuntu 19.10 "Eoan Ermine" - Release amd64 (20191017)
  SourcePackage: grub-installer
  UpgradeStatus: No upgrade log present (probably fresh install)

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