[Bug 1898919] [NEW] package grub-efi-amd64-signed 1.155+2.04-1ubuntu35 failed to install/upgrade: installed grub-efi-amd64-signed package post-installation script subprocess returned error exit status 1

[Carl Barks]

Public bug reported:

Update to Ubuntu 20.04.1

This bug was found when re-installing ubuntu due to a failed update to
20.04.1


The Display drivers didn't work for Nvidia GE graphic card for Samsung 3440x1440 resolution

carl at LenovoDesk-H530s:~$ lspci | grep -i nvid
01:00.0 VGA compatible controller: NVIDIA Corporation GK208 [GeForce GT 720] (rev a1)
01:00.1 Audio device: NVIDIA Corporation GK208 HDMI/DP Audio Controller (rev a1)

Tried various settings with cvt and xrandr but unable to get 3440x1440
resolution

Re-installed with 20.1 and problem persists with display persist and
also has this bug on new install.


carl at LenovoDesk-H530s:~$ lsb_release -rd
Description:	Ubuntu Groovy Gorilla (development branch)
Release:	20.10

carl at LenovoDesk-H530s:~$ sudo apt-cache policy grub-efi-amd64-signed
grub-efi-amd64-signed:
  Installed: 1.155+2.04-1ubuntu35
  Candidate: 1.155+2.04-1ubuntu35
  Version table:
 *** 1.155+2.04-1ubuntu35 500
        500 http://gb.archive.ubuntu.com/ubuntu groovy/main amd64 Packages
        100 /var/lib/dpkg/status

ProblemType: Package
DistroRelease: Ubuntu 20.10
Package: grub-efi-amd64-signed 1.155+2.04-1ubuntu35
ProcVersionSignature: Ubuntu 5.8.0-20.21-generic 5.8.10
Uname: Linux 5.8.0-20-generic x86_64
ApportVersion: 2.20.11-0ubuntu48
Architecture: amd64
CasperMD5CheckResult: skip
Date: Wed Oct  7 18:43:21 2020
ErrorMessage: installed grub-efi-amd64-signed package post-installation script subprocess returned error exit status 1
InstallationDate: Installed on 2020-10-07 (0 days ago)
InstallationMedia: Ubuntu 20.10 "Groovy Gorilla" - Beta amd64 (20200930)
Python3Details: /usr/bin/python3.8, Python 3.8.6, python3-minimal, 3.8.2-0ubuntu2
PythonDetails: N/A
RelatedPackageVersions:
 dpkg 1.20.5ubuntu2
 apt  2.1.10
SourcePackage: grub2-signed
Title: package grub-efi-amd64-signed 1.155+2.04-1ubuntu35 failed to install/upgrade: installed grub-efi-amd64-signed package post-installation script subprocess returned error exit status 1
UpgradeStatus: No upgrade log present (probably fresh install)

** Affects: grub2-signed (Ubuntu)
     Importance: Undecided
         Status: New


** Tags: amd64 apport-package groovy

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https://bugs.launchpad.net/bugs/1898919

Title:
  package grub-efi-amd64-signed 1.155+2.04-1ubuntu35 failed to
  install/upgrade: installed grub-efi-amd64-signed package post-
  installation script subprocess returned error exit status 1

Status in grub2-signed package in Ubuntu:
  New

Bug description:
  Update to Ubuntu 20.04.1

  This bug was found when re-installing ubuntu due to a failed update to
  20.04.1

  
  The Display drivers didn't work for Nvidia GE graphic card for Samsung 3440x1440 resolution

  carl at LenovoDesk-H530s:~$ lspci | grep -i nvid
  01:00.0 VGA compatible controller: NVIDIA Corporation GK208 [GeForce GT 720] (rev a1)
  01:00.1 Audio device: NVIDIA Corporation GK208 HDMI/DP Audio Controller (rev a1)

  Tried various settings with cvt and xrandr but unable to get 3440x1440
  resolution

  Re-installed with 20.1 and problem persists with display persist and
  also has this bug on new install.


  carl at LenovoDesk-H530s:~$ lsb_release -rd
  Description:	Ubuntu Groovy Gorilla (development branch)
  Release:	20.10

  carl at LenovoDesk-H530s:~$ sudo apt-cache policy grub-efi-amd64-signed
  grub-efi-amd64-signed:
    Installed: 1.155+2.04-1ubuntu35
    Candidate: 1.155+2.04-1ubuntu35
    Version table:
   *** 1.155+2.04-1ubuntu35 500
          500 http://gb.archive.ubuntu.com/ubuntu groovy/main amd64 Packages
          100 /var/lib/dpkg/status

  ProblemType: Package
  DistroRelease: Ubuntu 20.10
  Package: grub-efi-amd64-signed 1.155+2.04-1ubuntu35
  ProcVersionSignature: Ubuntu 5.8.0-20.21-generic 5.8.10
  Uname: Linux 5.8.0-20-generic x86_64
  ApportVersion: 2.20.11-0ubuntu48
  Architecture: amd64
  CasperMD5CheckResult: skip
  Date: Wed Oct  7 18:43:21 2020
  ErrorMessage: installed grub-efi-amd64-signed package post-installation script subprocess returned error exit status 1
  InstallationDate: Installed on 2020-10-07 (0 days ago)
  InstallationMedia: Ubuntu 20.10 "Groovy Gorilla" - Beta amd64 (20200930)
  Python3Details: /usr/bin/python3.8, Python 3.8.6, python3-minimal, 3.8.2-0ubuntu2
  PythonDetails: N/A
  RelatedPackageVersions:
   dpkg 1.20.5ubuntu2
   apt  2.1.10
  SourcePackage: grub2-signed
  Title: package grub-efi-amd64-signed 1.155+2.04-1ubuntu35 failed to install/upgrade: installed grub-efi-amd64-signed package post-installation script subprocess returned error exit status 1
  UpgradeStatus: No upgrade log present (probably fresh install)

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