[Bug 1884729] Re: grub2 installation error

[Ubuntu Foundations Team Bug Bot]

** Package changed: ubuntu => grub-installer (Ubuntu)

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https://bugs.launchpad.net/bugs/1884729

Title:
  grub2 installation error

Status in grub-installer package in Ubuntu:
  New

Bug description:
  After unpacking in installation there's a fatal error as grub2 .

  ProblemType: Bug
  DistroRelease: Ubuntu 20.04
  Package: ubiquity 20.04.15
  ProcVersionSignature: Ubuntu 5.4.0-26.30-generic 5.4.30
  Uname: Linux 5.4.0-26-generic x86_64
  NonfreeKernelModules: zfs zunicode zavl icp zcommon znvpair
  ApportVersion: 2.20.11-0ubuntu27
  Architecture: amd64
  CasperMD5CheckMismatches: ./pool/restricted/l/linux-restricted-modules/linux-modules-nvidia-440-generic-hwe-20.04_5.4.0-26.30+2_amd64.deb ./pool/restricted/l/linux-restricted-modules/linux-modules-nvidia-390-generic-hwe-20.04_5.4.0-26.30+2_amd64.deb ./pool/restricted/n/nvidia-graphics-drivers-440/xserver-xorg-video-nvidia-440_440.82+really.440.64-0ubuntu6_amd64.deb
  CasperMD5CheckResult: fail
  CasperVersion: 1.445
  CurrentDesktop: ubuntu:GNOME
  Date: Tue Jun 23 14:26:47 2020
  InstallCmdLine: BOOT_IMAGE=/casper/vmlinuz file=/cdrom/preseed/ubuntu.seed maybe-ubiquity quiet splash ---
  LiveMediaBuild: Ubuntu 20.04 LTS "Focal Fossa" - Release amd64 (20200423)
  ProcEnviron:
   LANGUAGE=en_IN
   PATH=(custom, no user)
   XDG_RUNTIME_DIR=<set>
   LANG=en_IN
   LC_NUMERIC=C.UTF-8
  SourcePackage: grub-installer
  UpgradeStatus: No upgrade log present (probably fresh install)

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