[Bug 1822003] [NEW] installation crashed when trying to install grub bootloader

[Zoltan]

Public bug reported:

installation crashed when trying to install grub bootloader onto windows partition
as a result computer is not able to boot the previously existing windows system, nor the kubuntu system installed during installation, booting stops at grub command line

ProblemType: Bug
DistroRelease: Ubuntu 18.04
Package: ubiquity 18.04.14.12
ProcVersionSignature: Ubuntu 4.18.0-15.16~18.04.1-generic 4.18.20
Uname: Linux 4.18.0-15-generic x86_64
ApportVersion: 2.20.9-0ubuntu7.5
Architecture: amd64
CasperVersion: 1.394
CurrentDesktop: KDE
Date: Wed Mar 27 23:36:31 2019
InstallCmdLine: file=/cdrom/preseed/kubuntu.seed boot=casper maybe-ubiquity initrd=/casper/initrd quiet splash --- maybe-ubiquity
LiveMediaBuild: Kubuntu 18.04.2 LTS "Bionic Beaver" - Release amd64 (20190210)
SourcePackage: ubiquity
UpgradeStatus: No upgrade log present (probably fresh install)

** Affects: ubiquity (Ubuntu)
     Importance: Undecided
         Status: New


** Tags: amd64 apport-bug bionic kubuntu ubiquity-18.04.14.12

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https://bugs.launchpad.net/bugs/1822003

Title:
  installation crashed when trying to install grub bootloader

Status in ubiquity package in Ubuntu:
  New

Bug description:
  installation crashed when trying to install grub bootloader onto windows partition
  as a result computer is not able to boot the previously existing windows system, nor the kubuntu system installed during installation, booting stops at grub command line

  ProblemType: Bug
  DistroRelease: Ubuntu 18.04
  Package: ubiquity 18.04.14.12
  ProcVersionSignature: Ubuntu 4.18.0-15.16~18.04.1-generic 4.18.20
  Uname: Linux 4.18.0-15-generic x86_64
  ApportVersion: 2.20.9-0ubuntu7.5
  Architecture: amd64
  CasperVersion: 1.394
  CurrentDesktop: KDE
  Date: Wed Mar 27 23:36:31 2019
  InstallCmdLine: file=/cdrom/preseed/kubuntu.seed boot=casper maybe-ubiquity initrd=/casper/initrd quiet splash --- maybe-ubiquity
  LiveMediaBuild: Kubuntu 18.04.2 LTS "Bionic Beaver" - Release amd64 (20190210)
  SourcePackage: ubiquity
  UpgradeStatus: No upgrade log present (probably fresh install)

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