/var/lib/apt/lists$ echo $LANG
sv_SE.UTF-8
/var/lib/apt/lists$ apt-cache showpkg tasksel
Package: tasksel
Versions: 
3.34ubuntu16 (/var/lib/apt/lists/archive.ubuntu.com_ubuntu_dists_groovy_main_binary-amd64_Packages) (/var/lib/apt/lists/archive.ubuntu.com_ubuntu_dists_groovy_main_binary-i386_Packages)
 Description Language: 
                 File: /var/lib/apt/lists/archive.ubuntu.com_ubuntu_dists_groovy_main_binary-amd64_Packages
                  MD5: cbbb747708986d11ea77c80b9b038fec
 Description Language: en
                 File: /var/lib/apt/lists/archive.ubuntu.com_ubuntu_dists_groovy_main_i18n_Translation-en
                  MD5: cbbb747708986d11ea77c80b9b038fec


Reverse Depends: 
  tasksel-data,tasksel 2.67
  synaptic,tasksel
  science-tasks,tasksel
  multimedia-tasks,tasksel
  med-tasks,tasksel
  junior-tasks,tasksel
  hamradio-tasks,tasksel
  gis-tasks,tasksel
  games-tasks,tasksel
  ezgo-tasks,tasksel
  electronics-tasks,tasksel
  dpkg-www,tasksel
  debichem-tasks,tasksel
  blends-tasks,tasksel
  astro-tasks,tasksel
  aptitude,tasksel
  ubiquity-frontend-debconf,tasksel
  tasksel-data,tasksel 3.34ubuntu16
Dependencies: 
3.34ubuntu16 - debconf (18 1.5.34) cdebconf (2 0.106) debconf (18 0.5) debconf-2.0 (0 (null)) liblocale-gettext-perl (0 (null)) apt (0 (null)) tasksel-data (0 (null)) perl-base (2 5.14.0-1) base-config (3 2.32) debconf (3 1.4.27) debconf:i386 (3 1.4.27) 
Provides: 
3.34ubuntu16 - 
Reverse Provides: 
/var/lib/apt/lists$ apt-cache show tasksel | grep ^Description -A 2 -m 1
Description-en: tool for selecting tasks for installation on Debian systems
 This package provides 'tasksel', a simple interface for users who
 want to configure their system to perform a specific task.
/var/lib/apt/lists$ sudo cp archive.ubuntu.com_ubuntu_dists_groovy_main_i18n_Translation-sv archive.ubuntu.com_ubuntu_dists_groovy-updates_main_i18n_Translation-sv
/var/lib/apt/lists$ apt-cache showpkg tasksel
E: can not open /var/lib/apt/lists/archive.canonical.com_ubuntu_dists_groovy_InRelease - fopen (13: Åtkomst nekas)
E: Paketlistan eller statusfilen kunde inte tolkas eller öppnas.