Public bug reported: Doing a release upgrade from 14.04 to 15.04, the update script just gave this error.
ProblemType: Package DistroRelease: Ubuntu 14.10 Package: friendly-recovery 0.2.26 ProcVersionSignature: Ubuntu 3.13.0-27.50-generic 3.13.11 Uname: Linux 3.13.0-27-generic x86_64 ApportVersion: 2.14.7-0ubuntu8.5 Architecture: amd64 Date: Thu Sep 10 14:53:34 2015 DuplicateSignature: package:friendly-recovery:0.2.26:subprocess installed post-installation script returned error exit status 1 ErrorMessage: subprocess installed post-installation script returned error exit status 1 InstallationDate: Installed on 2013-10-18 (692 days ago) InstallationMedia: Ubuntu-Server 13.10 "Saucy Salamander" - Release amd64 (20131016) PackageArchitecture: all SourcePackage: grub2 Title: package friendly-recovery 0.2.26 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1 UpgradeStatus: Upgraded to utopic on 2015-09-10 (0 days ago) ** Affects: grub2 (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-package dist-upgrade third-party-packages utopic -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1494453 Title: package friendly-recovery 0.2.26 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/grub2/+bug/1494453/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs