Public bug reported: could not calculate the update
a problem while the update is calculated has occurred. That has been caused by : * Upgrade to a version of Ubuntu yet published * Be running the current version , not yet published , Ubuntu * Unofficial software packages not provided by Ubuntu If none of this applies , report this error using the command ' Ubuntu -bug ubuntu -release- upgrader -core ' in a terminal. ProblemType: Bug DistroRelease: Ubuntu 14.04 Package: ubuntu-release-upgrader-core 1:0.220.8 ProcVersionSignature: Ubuntu 3.16.0-67.87~14.04.1-generic 3.16.7-ckt24 Uname: Linux 3.16.0-67-generic x86_64 ApportVersion: 2.14.1-0ubuntu3.19 Architecture: amd64 CrashDB: ubuntu CurrentDesktop: GNOME Date: Fri Apr 22 07:03:33 2016 InstallationDate: Installed on 2015-07-29 (268 days ago) InstallationMedia: Ubuntu 14.04.2 LTS "Trusty Tahr" - Release amd64 (20150218.1) PackageArchitecture: all SourcePackage: ubuntu-release-upgrader UpgradeStatus: Upgraded to trusty on 2016-04-22 (0 days ago) mtime.conffile..etc.update.manager.release.upgrades: 2016-04-21T19:22:04.404490 ** Affects: ubuntu-release-upgrader (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-bug dist-upgrade trusty -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1573554 Title: I can not change version To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-release-upgrader/+bug/1573554/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs