[Bug 1787712] Re: 16.04 to 18.04 do-release-upgrade fails with "Command terminated with exit status 1"

[Vasilj Davidović]

I had same problem, replaced sources.list with suggested one (xenial
instead of bionic) but still unable to upgrade

Reading cache

Checking package manager
Reading package lists... Done
Building dependency tree        
Reading state information... Done
Hit http://security.ubuntu.com/ubuntu xenial-security InRelease                
Hit http://us.archive.ubuntu.com/ubuntu xenial InRelease                       
Hit http://us.archive.ubuntu.com/ubuntu xenial-updates InRelease               
Hit http://us.archive.ubuntu.com/ubuntu xenial-backports InRelease             
Fetched 0 B in 0s (0 B/s)                                                      
Reading package lists... Done    
Building dependency tree          
Reading state information... Done

Restoring original system state

Aborting
Reading package lists... Done    
Building dependency tree          
Reading state information... Done
=== Command detached from window (Fri Jan 25 15:26:39 2019) ===
=== Command terminated with exit status 1 (Fri Jan 25 15:26:49 2019) ===

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https://bugs.launchpad.net/bugs/1787712

Title:
  16.04 to 18.04 do-release-upgrade fails with "Command terminated with
  exit status 1"

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

Bug description:
  Upgrade fails with:

  Reading cache

  Checking package manager
  Reading package lists... Done
  Building dependency tree
  Reading state information... Done
  Hit http://ucho.ignum.cz/ubuntu xenial InRelease
  Hit http://archive.canonical.com/ubuntu xenial InRelease
  Fetched 0 B in 0s (0 B/s)
  Reading package lists... Done
  Building dependency tree
  Reading state information... Done

  Restoring original system state

  Aborting
  Reading package lists... Done
  Building dependency tree
  Reading state information... Done
  === Command terminated with exit status 1 (Sat Aug 18 11:47:54 2018) ===

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