[Bug 765315] Re: An unresolvable problem occurred while initializing the package information.E:Encountered a section with no Package: header, E:Problem with MergeList /var/lib/apt/lists/archive.ubuntu.com_ubuntu_dists_natty_main_i18n_Translation-en, E:The package lists or status file could not be parsed or opened.

[Vaibhav]

sudo mv /var/lib/apt/lists /var/lib/apt/lists-old
sudo mkdir -p /var/lib/apt/lists/partial
sudo apt-get update


This worked for me as well

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https://bugs.launchpad.net/bugs/765315

Title:
  An unresolvable problem occurred while initializing the package
  information.E:Encountered a section with no Package: header, E:Problem
  with MergeList /var/lib/apt/lists/archive.ubuntu
  .com_ubuntu_dists_natty_main_i18n_Translation-en, E:The package lists
  or status file could not be parsed or opened.

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

Bug description:
  Binary package hint: update-manager

  E:Encountered a section with no Package: header, E:Problem with
  MergeList /var/lib/apt/lists/archive.ubuntu
  .com_ubuntu_dists_natty_main_i18n_Translation-en, E:The package lists
  or status file could not be parsed or opened.

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