Upgrade from 14.04 to 15.04 fails
Affects | Status | Importance | Assigned to | Milestone | |
---|---|---|---|---|---|
ubuntu-release-upgrader (Ubuntu) |
New
|
Undecided
|
Unassigned |
Bug Description
We tried do-release-upgrade on a 14.04 machine today multiple times with all the same error. There are no held packages and everything is up to date for the old release. Error is:
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Hit http://
Fetched 0 B in 0s (0 B/s)
Checking package manager
Reading package lists... Done
Building dependency tree
Reading state information... Done
Building data structures... Done
Calculating the changes
Calculating the changes
Could not calculate the upgrade
An unresolvable problem occurred while calculating the upgrade.
This can be caused by:
* Upgrading to a pre-release version of Ubuntu
* Running the current pre-release version of Ubuntu
* Unofficial software packages not provided by Ubuntu
If none of this applies, then please report this bug using the
command 'ubuntu-bug ubuntu-
Restoring original system state
…
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/var/log/
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2016-01-14 21:43:23,025 DEBUG /openCache(), new cache size 76304
2016-01-14 21:43:23,025 DEBUG need_server_mode(): run in 'desktop' mode, (because of pkg 'ubuntu-desktop')
2016-01-14 21:43:25,259 ERROR Dist-upgrade failed: 'E:Error, pkgProblemResol
2016-01-14 21:43:25,260 DEBUG abort called
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Thanks for any support in advance.
ProblemType: Bug
DistroRelease: Ubuntu 14.04
Package: ubuntu-
ProcVersionSign
Uname: Linux 3.13.0-74-generic x86_64
ApportVersion: 2.14.1-0ubuntu3.19
Architecture: amd64
CrashDB: ubuntu
CurrentDesktop: GNOME
Date: Thu Jan 14 21:43:40 2016
InstallationDate: Installed on 2014-06-10 (583 days ago)
InstallationMedia: Ubuntu 14.04 LTS "Trusty Tahr" - Release amd64 (20140417)
PackageArchitec
SourcePackage: ubuntu-
UpgradeStatus: Upgraded to trusty on 2016-01-14 (0 days ago)
mtime.conffile.