Could you please provide some more details about how you were trying install this package? Were you using apt, software-center, something else?
** Changed in: sudo (Ubuntu) Status: Confirmed => Incomplete -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to sudo in Ubuntu. https://bugs.launchpad.net/bugs/1404623 Title: package sudo 1.8.9p5-1ubuntu1 failed to install/upgrade: subprocess installed pre-removal script returned error exit status 1 Status in sudo package in Ubuntu: Incomplete Bug description: Error occurred due to Guitar Pro 6 installation ProblemType: Package DistroRelease: Ubuntu 14.04 Package: sudo 1.8.9p5-1ubuntu1 ProcVersionSignature: Ubuntu 3.13.0-43.72-generic 3.13.11.11 Uname: Linux 3.13.0-43-generic x86_64 ApportVersion: 2.14.1-0ubuntu3.6 Architecture: amd64 Date: Sun Dec 21 17:35:56 2014 DuplicateSignature: package:sudo:1.8.9p5-1ubuntu1:subprocess installed pre-removal script returned error exit status 1 ErrorMessage: subprocess installed pre-removal script returned error exit status 1 InstallationDate: Installed on 2014-12-20 (1 days ago) InstallationMedia: Ubuntu 14.04.1 LTS "Trusty Tahr" - Release amd64 (20140722.2) SourcePackage: sudo Title: package sudo 1.8.9p5-1ubuntu1 failed to install/upgrade: subprocess installed pre-removal script returned error exit status 1 UpgradeStatus: No upgrade log present (probably fresh install) VisudoCheck: /etc/sudoers: parsed OK /etc/sudoers.d/README: parsed OK To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/sudo/+bug/1404623/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp