Public bug reported: I have been trying to upgrade to version 14.04.05 LTS from my current version 12.04. While "Setting new software channels" it fails giving me the error that upgrade cannot be calculated.
I have been trying to update for a while but it always fails at the same step. Please help Thanks and Regards, Sankhya ProblemType: Bug DistroRelease: Ubuntu 12.04 Package: update-manager 1:0.156.14.21 ProcVersionSignature: Ubuntu 3.8.0-44.66~precise1-generic 3.8.13.25 Uname: Linux 3.8.0-44-generic x86_64 ApportVersion: 2.0.1-0ubuntu17.15 Architecture: amd64 Date: Tue Jun 6 11:37:25 2017 GsettingsChanges: com.ubuntu.update-manager check-new-release-ignore 'trusty' com.ubuntu.update-manager first-run false com.ubuntu.update-manager launch-time 1496728390 com.ubuntu.update-manager window-height 500 com.ubuntu.update-manager window-width 595 InstallationMedia: Custom 12.04 - Release amd64 MarkForUpload: True PackageArchitecture: all ProcEnviron: LANGUAGE=en_IN:en TERM=xterm PATH=(custom, no user) LANG=en_IN SHELL=/bin/bash SourcePackage: update-manager Symptom: ubuntu-release-upgrader-core UpgradeStatus: Upgraded to precise on 2017-06-06 (0 days ago) VarLogDistupgradeTermlog: ** Affects: update-manager (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-bug dist-upgrade precise running-unity third-party-packages -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1696050 Title: Upgrade to version 14.04 from 12.04 failed To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/update-manager/+bug/1696050/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs