[Bug 1783915] Re: Ubuntu 18.04.1 installation failure in Grub step

[Phillip Susi]

*** This bug is a duplicate of bug 1772374 ***
    https://bugs.launchpad.net/bugs/1772374

** This bug has been marked a duplicate of bug 1772374
   ubiquity need mount point /sys/firmware/efi/efivars

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https://bugs.launchpad.net/bugs/1783915

Title:
  Ubuntu 18.04.1 installation failure in Grub step

Status in grub-installer package in Ubuntu:
  New

Bug description:
  When I install Ubuntu 18.04.1 I get the following at Grub step:
  Setting up grub-efi-amd64-signed ... ...
  Installing for x86_64-efi platform.
  grub-install: error: efibootmgr failed to register the boot entry: Unknown error -1.
  dpkg: error processing package grub-efi-amd64-signed (--configure):
   installed grub-efi-amd64-signed package post-installation script subprocess returned error exit status 1
  Errors were encountered while processing: grub-efi-amd64-signed

  ProblemType: Bug
  DistroRelease: Ubuntu 18.04.1
  Package: ubiquity 18.04.14.6 [modified: lib/partman/automatically_partition/question]
  ProcVersionSignature: Ubuntu 4.15.0-29.31-generic 4.15.18
  Uname: Linux 4.15.0-29-generic x86_64
  ApportVersion: 2.20.9-0ubuntu7.2
  Architecture: amd64
  CasperVersion: 1.394
  Date: Fri Jul 27 03:20:03 2018
  InstallCmdLine: BOOT_IMAGE=/casper/vmlinuz file=/cdrom/preseed/ubuntu.seed boot=casper quiet splash ---
  LiveMediaBuild: Ubuntu 18.04.1 LTS "Bionic Beaver" - Release amd64 (20180725)
  SourcePackage: grub-installer
  UpgradeStatus: No upgrade log present (probably fresh install)

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