[Bug 1578616] Re: package initramfs-tools 0.122ubuntu8 failed to install/upgrade: subprocess installed post-installation script returned error exit status 2

[Benjamin Drung]

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Ubuntu 16.04 (xenial) reached end-of-standard-support on April 29, 2021.

See this document for currently supported Ubuntu releases:
https://wiki.ubuntu.com/Releases

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** Changed in: initramfs-tools (Ubuntu)
       Status: Confirmed => Incomplete

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https://bugs.launchpad.net/bugs/1578616

Title:
  package initramfs-tools 0.122ubuntu8 failed to install/upgrade:
  subprocess installed post-installation script returned error exit
  status 2

Status in initramfs-tools package in Ubuntu:
  Incomplete

Bug description:
  sudo apt-get update
  Ign:1 http://dl.google.com/linux/chrome/deb stable InRelease                   
  Hit:2 http://dl.google.com/linux/chrome/deb stable Release                     
  Get:3 http://security.ubuntu.com/ubuntu xenial-security InRelease [92.2 kB]    
  Hit:4 http://in.archive.ubuntu.com/ubuntu xenial InRelease                     
  Hit:6 http://archive.canonical.com/ubuntu xenial InRelease                     
  Get:7 http://in.archive.ubuntu.com/ubuntu xenial-updates InRelease [93.3 kB]   
  Fetched 185 kB in 2s (78.3 kB/s)                                               
  Reading package lists... Done
  W: http://dl.google.com/linux/chrome/deb/dists/stable/Release.gpg: Signature by key 4CCA1EAF950CEE4AB83976DCA040830F7FAC5991 uses weak digest algorithm (SHA1)
  W: http://dl.google.com/linux/chrome/deb/dists/stable/Release.gpg: Signature by key 3B068FB4789ABE4AEFA3BB491397BC53640DB551 uses weak digest algorithm (SHA1)

  
  sudo apt-get install initramfs-tools
  Reading package lists... Done
  Building dependency tree       
  Reading state information... Done
  The following NEW packages will be installed:
    initramfs-tools
  0 upgraded, 1 newly installed, 0 to remove and 0 not upgraded.
  Need to get 8,592 B of archives.
  After this operation, 126 kB of additional disk space will be used.
  Get:1 http://in.archive.ubuntu.com/ubuntu xenial/main amd64 initramfs-tools all 0.122ubuntu8 [8,592 B]
  Fetched 8,592 B in 1s (7,879 B/s)         
  Selecting previously unselected package initramfs-tools.
  (Reading database ... 430494 files and directories currently installed.)
  Preparing to unpack .../initramfs-tools_0.122ubuntu8_all.deb ...
  Unpacking initramfs-tools (0.122ubuntu8) ...
  Processing triggers for man-db (2.7.5-1) ...
  Setting up initramfs-tools (0.122ubuntu8) ...
  update-initramfs: deferring update (trigger activated)
  Processing triggers for initramfs-tools (0.122ubuntu8) ...
  ls: cannot access '/var/lib/initramfs-tools': No such file or directory
  update-initramfs: Generating /boot/initrd.img-4.4.0-21-generic
  /usr/sbin/update-initramfs: 206: /usr/sbin/update-initramfs: cannot create /var/lib/initramfs-tools/4.4.0-21-generic: Directory nonexistent
  dpkg: error processing package initramfs-tools (--configure):
   subprocess installed post-installation script returned error exit status 2
  Errors were encountered while processing:
   initramfs-tools
  E: Sub-process /usr/bin/dpkg returned an error code (1)

  ProblemType: Package
  DistroRelease: Ubuntu 16.04
  Package: initramfs-tools 0.122ubuntu8
  ProcVersionSignature: Ubuntu 3.19.0-26.28-generic 3.19.8-ckt4
  Uname: Linux 3.19.0-26-generic x86_64
  ApportVersion: 2.20.1-0ubuntu2
  AptOrdering:
   initramfs-tools: Install
   initramfs-tools: Configure
   NULL: ConfigurePending
  Architecture: amd64
  Date: Thu May  5 17:47:32 2016
  ErrorMessage: subprocess installed post-installation script returned error exit status 2
  InstallationDate: Installed on 2015-07-10 (299 days ago)
  InstallationMedia: Ubuntu 15.04 "Vivid Vervet" - Release amd64 (20150422)
  PackageArchitecture: all
  RelatedPackageVersions:
   dpkg 1.18.4ubuntu1
   apt  1.2.10ubuntu1
  SourcePackage: initramfs-tools
  Title: package initramfs-tools 0.122ubuntu8 failed to install/upgrade: subprocess installed post-installation script returned error exit status 2
  UpgradeStatus: Upgraded to xenial on 2016-05-04 (1 days ago)

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