Upgrade from 12.04 to 14.04.5 was failed
Affects | Status | Importance | Assigned to | Milestone | |
---|---|---|---|---|---|
update-manager (Ubuntu) |
New
|
Undecided
|
Unassigned |
Bug Description
I typed:
$ sudo do-release-upgrade
but unfortunately it was failed with error "An unresolvable problem occured while calculating the upgrade.
ProblemType: Bug
DistroRelease: Ubuntu 12.04
Package: update-manager 1:0.156.14.21
ProcVersionSign
Uname: Linux 3.13.0-107-generic x86_64
ApportVersion: 2.0.1-0ubuntu17.15
Architecture: amd64
Date: Thu Jan 12 17:02:14 2017
InstallationMedia: Ubuntu 12.04 LTS "Precise Pangolin" - Release amd64 (20120423)
MarkForUpload: True
PackageArchitec
ProcEnviron:
TERM=linux
PATH=(custom, no user)
LANG=en_US.UTF-8
SHELL=/bin/bash
SourcePackage: update-manager
Symptom: ubuntu-
UpgradeStatus: Upgraded to precise on 2017-01-12 (0 days ago)
tags: | added: precise2trusty |