[Bug 1267192] Re: Update Manager not working 12.04

[Tarun Das]

Thank you for your quick reply ... update manager is working now ... but it did not update anything .
I checked my version in terminal
root at tarun-G41MT-S2P:~# lsb_release -a
LSB Version:	core-2.0-ia32:core-2.0-noarch:core-3.0-ia32:core-3.0-noarch:core-3.1-ia32:core-3.1-noarch:core-3.2-ia32:core-3.2-noarch:core-4.0-ia32:core-4.0-noarch
Distributor ID:	Ubuntu
Description:	Ubuntu 12.04.3 LTS
Release:	12.04
Codename:	precise

Is this the lastest version of 12.04?

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https://bugs.launchpad.net/bugs/1267192

Title:
  Update Manager not working 12.04

Status in “update-manager” package in Ubuntu:
  Invalid

Bug description:
  Whenever I try to update my ubuntu it says,

  Could not initialize the package information

  An unresolvable problem occurred while initializing the package
  information.

  Please report this bug against the 'update-manager' package and
  include the following error message:

  'E:Encountered a section with no Package: header, E:Problem with
  MergeList /var/lib/apt/lists/packages.medibuntu
  .org_dists_precise_free_binary-i386_Packages, E:The package lists or
  status file could not be parsed or opened.'

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