[Bug 1816323] Re: Cannot upgrade from 16.04 to 18.04

[Ziqing Hong]

Awesome! That fixed it! Thank you!

---------------------

Best Regards,

Ziqing

On 2/18/19 2:38 AM, Brian Murray wrote:
> You seem to have vim installed from a PPA on Ubuntu 16.04 which is
> causing the failure to calculate the upgrade. Please install vim from
> the official Ubuntu archive and then try the upgrade again.
>
> ** Changed in: ubuntu-release-upgrader (Ubuntu)
>         Status: New => Incomplete
>

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https://bugs.launchpad.net/bugs/1816323

Title:
  Cannot upgrade from 16.04 to 18.04

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

Bug description:
  sudo do-release-upgrade
  Checking for a new Ubuntu release
  Get:1 Upgrade tool signature [819 B]                                           
  Get:2 Upgrade tool [1,246 kB]                                                  
  Fetched 1,247 kB in 0s (0 B/s)                                                 
  authenticate 'bionic.tar.gz' against 'bionic.tar.gz.gpg' 
  extracting 'bionic.tar.gz'

  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

  Updating repository information
  Hit http://us.archive.ubuntu.com/ubuntu bionic InRelease                       
  Hit http://us.archive.ubuntu.com/ubuntu bionic-updates InRelease               
  Hit http://us.archive.ubuntu.com/ubuntu bionic-backports InRelease             
  Hit http://security.ubuntu.com/ubuntu bionic-security InRelease                
  Fetched 0 B in 0s (0 B/s)                                                      

  Checking package manager
  Reading package lists... Done    
  Building dependency tree          
  Reading state information... Done

  Calculating the changes

  Calculating the changes

  Could not calculate the upgrade

  An unresolvable problem occurred while calculating the upgrade.

  If none of this applies, then please report this bug using the 
  command 'ubuntu-bug ubuntu-release-upgrader-core' in a terminal.If 
  you want to investigate this yourself the log files in 
  '/var/log/dist-upgrade' will contain details about the upgrade. 
  Specifically, look at 'main.log' and 'apt.log'. 

  
  Restoring original system state

  Aborting
  Reading package lists... Done    
  Building dependency tree          
  Reading state information... Done

  ProblemType: Bug
  DistroRelease: Ubuntu 16.04
  Package: ubuntu-release-upgrader-core 1:16.04.26
  ProcVersionSignature: Ubuntu 4.4.0-142.168-generic 4.4.167
  Uname: Linux 4.4.0-142-generic x86_64
  ApportVersion: 2.20.1-0ubuntu2.18
  Architecture: amd64
  CrashDB: ubuntu
  CurrentDesktop: Unity
  Date: Sun Feb 17 17:53:20 2019
  InstallationDate: Installed on 2015-01-12 (1497 days ago)
  InstallationMedia: Ubuntu 14.04.1 LTS "Trusty Tahr" - Release amd64 (20140722.2)
  PackageArchitecture: all
  SourcePackage: ubuntu-release-upgrader
  UpgradeStatus: Upgraded to xenial on 2019-02-17 (0 days ago)

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