[Bug 1826371] [NEW] 16.04.06 to 18.04.2 dist-upgrade error

[Andre de Villiers]

Public bug reported:

Exception during pm.DoInstall():  E:Sub-process /usr/bin/dpkg returned an error code (1)
The upgrade has aborted. Your system could be in an unusable state.

** Affects: ubuntu-release-upgrader (Ubuntu)
     Importance: Undecided
         Status: New

** Attachment added: "dist-upgrade.zip"
   https://bugs.launchpad.net/bugs/1826371/+attachment/5258927/+files/dist-upgrade.zip

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https://bugs.launchpad.net/bugs/1826371

Title:
  16.04.06 to 18.04.2 dist-upgrade error

Status in ubuntu-release-upgrader package in Ubuntu:
  New

Bug description:
  Exception during pm.DoInstall():  E:Sub-process /usr/bin/dpkg returned an error code (1)
  The upgrade has aborted. Your system could be in an unusable state.

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