[Bug 1492922] [NEW] grub-efi install crash

[voron]

Public bug reported:

try install wili ubuntu-gnome alfa1 with windows 10. grub-efi fail
install on sda uefi boot mode

ProblemType: Bug
DistroRelease: Ubuntu 15.10
Package: ubiquity 2.21.27
ProcVersionSignature: Ubuntu 4.1.0-3.3-generic 4.1.3
Uname: Linux 4.1.0-3-generic x86_64
ApportVersion: 2.18-0ubuntu7
Architecture: amd64
CasperVersion: 1.364
Date: Mon Sep  7 09:49:48 2015
InstallCmdLine: BOOT_IMAGE=/casper/vmlinuz.efi file=/cdrom/preseed/ubuntu-gnome.seed boot=casper quiet splash ---
LiveMediaBuild: Ubuntu-GNOME 15.10 "Wily Werewolf" - Alpha amd64 (20150826.1)
ProcEnviron:
 LANGUAGE=ru_RU.UTF-8
 PATH=(custom, no user)
 LANG=ru_RU.UTF-8
 SHELL=/bin/bash
SourcePackage: grub-installer
UpgradeStatus: No upgrade log present (probably fresh install)

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


** Tags: amd64 apport-bug ubiquity-2.21.27 ubuntu-gnome wily

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https://bugs.launchpad.net/bugs/1492922

Title:
  grub-efi install crash

Status in grub-installer package in Ubuntu:
  New

Bug description:
  try install wili ubuntu-gnome alfa1 with windows 10. grub-efi fail
  install on sda uefi boot mode

  ProblemType: Bug
  DistroRelease: Ubuntu 15.10
  Package: ubiquity 2.21.27
  ProcVersionSignature: Ubuntu 4.1.0-3.3-generic 4.1.3
  Uname: Linux 4.1.0-3-generic x86_64
  ApportVersion: 2.18-0ubuntu7
  Architecture: amd64
  CasperVersion: 1.364
  Date: Mon Sep  7 09:49:48 2015
  InstallCmdLine: BOOT_IMAGE=/casper/vmlinuz.efi file=/cdrom/preseed/ubuntu-gnome.seed boot=casper quiet splash ---
  LiveMediaBuild: Ubuntu-GNOME 15.10 "Wily Werewolf" - Alpha amd64 (20150826.1)
  ProcEnviron:
   LANGUAGE=ru_RU.UTF-8
   PATH=(custom, no user)
   LANG=ru_RU.UTF-8
   SHELL=/bin/bash
  SourcePackage: grub-installer
  UpgradeStatus: No upgrade log present (probably fresh install)

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