[Bug 1771263] [NEW] Installer crashes on attempting to install grub2

[John Powell]

Public bug reported:

Installing Ubuntu 18.04 on my Dell XPS 15 9550 alongside Windows 10
fails when attempting to run grub-install. A picture of the error
message is provided.

ProblemType: Bug
DistroRelease: Ubuntu 18.04
Package: ubiquity 18.04.14 [modified: usr/lib/ubiquity/ubiquity/misc.py]
ProcVersionSignature: Ubuntu 4.15.0-20.21-generic 4.15.17
Uname: Linux 4.15.0-20-generic x86_64
ApportVersion: 2.20.9-0ubuntu7
Architecture: amd64
CasperVersion: 1.394
Date: Tue May 15 01:00:44 2018
InstallCmdLine: BOOT_IMAGE=/casper/vmlinuz file=/cdrom/preseed/ubuntu.seed boot=casper quiet splash ---
LiveMediaBuild: Ubuntu 18.04 LTS "Bionic Beaver" - Release amd64 (20180426)
SourcePackage: grub-installer
UpgradeStatus: No upgrade log present (probably fresh install)

** Affects: grub-installer (Ubuntu)
     Importance: Undecided
         Status: New


** Tags: amd64 apport-bug bionic ubiquity-18.04.14 ubuntu

** Attachment added: "A picture of the error message I recieved."
   https://bugs.launchpad.net/bugs/1771263/+attachment/5139629/+files/20180515_010002.jpg

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https://bugs.launchpad.net/bugs/1771263

Title:
  Installer crashes on attempting to install grub2

Status in grub-installer package in Ubuntu:
  New

Bug description:
  Installing Ubuntu 18.04 on my Dell XPS 15 9550 alongside Windows 10
  fails when attempting to run grub-install. A picture of the error
  message is provided.

  ProblemType: Bug
  DistroRelease: Ubuntu 18.04
  Package: ubiquity 18.04.14 [modified: usr/lib/ubiquity/ubiquity/misc.py]
  ProcVersionSignature: Ubuntu 4.15.0-20.21-generic 4.15.17
  Uname: Linux 4.15.0-20-generic x86_64
  ApportVersion: 2.20.9-0ubuntu7
  Architecture: amd64
  CasperVersion: 1.394
  Date: Tue May 15 01:00:44 2018
  InstallCmdLine: BOOT_IMAGE=/casper/vmlinuz file=/cdrom/preseed/ubuntu.seed boot=casper quiet splash ---
  LiveMediaBuild: Ubuntu 18.04 LTS "Bionic Beaver" - Release amd64 (20180426)
  SourcePackage: grub-installer
  UpgradeStatus: No upgrade log present (probably fresh install)

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