Public bug reported: I was on 14.04 I frist launch do-release-upgrade this resulting to upgrading to 14.10 according to actual system details panel (About this computer page).
Then I try to launch again to upgrade to 15.04 but the problem appears ProblemType: Bug DistroRelease: Ubuntu 14.10 Package: ubuntu-release-upgrader-core 1:14.10.10 ProcVersionSignature: Ubuntu 3.16.0-41.57-generic 3.16.7-ckt11 Uname: Linux 3.16.0-41-generic x86_64 NonfreeKernelModules: wl ApportVersion: 2.14.7-0ubuntu8.5 Architecture: amd64 CrashDB: ubuntu CurrentDesktop: Unity Date: Mon Jun 29 22:44:15 2015 EcryptfsInUse: Yes InstallationDate: Installed on 2014-10-10 (262 days ago) InstallationMedia: Ubuntu 14.04.1 LTS "Trusty Tahr" - Release amd64 (20140722.2) PackageArchitecture: all SourcePackage: ubuntu-release-upgrader UpgradeStatus: Upgraded to utopic on 2015-06-29 (0 days ago) ** Affects: ubuntu-release-upgrader (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-bug dist-upgrade utopic -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1469876 Title: Unable to upgrade to 15.04 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-release-upgrader/+bug/1469876/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs