Public bug reported: This is on a developer version of xenial.
$ sudo apt-cache policy libjpeg-progs libjpeg-progs: Installiert: 8c-2ubuntu8 Installationskandidat: 1:9b-1 Versionstabelle: 1:9b-1 500 500 http://ftp.uni-stuttgart.de/ubuntu xenial/universe amd64 Packages *** 8c-2ubuntu8 100 100 /var/lib/dpkg/status What was expected? an upgrade or dist-upgrade should run to completion without errors What happened instead? $ sudo apt-get upgrade (...) Error: Sub-process /usr/bin/dpkg returned an error code (1) ProblemType: Package DistroRelease: Ubuntu 16.04 Package: libjpeg-progs 8c-2ubuntu8 ProcVersionSignature: Ubuntu 4.4.0-10.25-generic 4.4.3 Uname: Linux 4.4.0-10-generic x86_64 NonfreeKernelModules: wl ApportVersion: 2.20-0ubuntu3 Architecture: amd64 Date: Mon Mar 14 22:58:05 2016 ErrorMessage: Versuch, »/usr/bin/rdjpgcom« zu überschreiben, welches auch in Paket libjpeg-turbo-progs 1.3.0-0ubuntu2 ist InstallationDate: Installed on 2015-01-26 (413 days ago) InstallationMedia: Lubuntu 14.10 "Utopic Unicorn" - Release amd64 (20141022.1) RelatedPackageVersions: dpkg 1.18.4ubuntu1 apt 1.2.6 SourcePackage: libjpeg8-empty Title: package libjpeg-progs 8c-2ubuntu8 failed to install/upgrade: Versuch, »/usr/bin/rdjpgcom« zu überschreiben, welches auch in Paket libjpeg-turbo-progs 1.3.0-0ubuntu2 ist UpgradeStatus: Upgraded to xenial on 2016-03-05 (9 days ago) ** Affects: libjpeg8-empty (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-package xenial -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to libjpeg8-empty in Ubuntu. https://bugs.launchpad.net/bugs/1557361 Title: package libjpeg-progs 8c-2ubuntu8 failed to install/upgrade: Versuch, »/usr/bin/rdjpgcom« zu überschreiben, welches auch in Paket libjpeg- turbo-progs 1.3.0-0ubuntu2 ist Status in libjpeg8-empty package in Ubuntu: New Bug description: This is on a developer version of xenial. $ sudo apt-cache policy libjpeg-progs libjpeg-progs: Installiert: 8c-2ubuntu8 Installationskandidat: 1:9b-1 Versionstabelle: 1:9b-1 500 500 http://ftp.uni-stuttgart.de/ubuntu xenial/universe amd64 Packages *** 8c-2ubuntu8 100 100 /var/lib/dpkg/status What was expected? an upgrade or dist-upgrade should run to completion without errors What happened instead? $ sudo apt-get upgrade (...) Error: Sub-process /usr/bin/dpkg returned an error code (1) ProblemType: Package DistroRelease: Ubuntu 16.04 Package: libjpeg-progs 8c-2ubuntu8 ProcVersionSignature: Ubuntu 4.4.0-10.25-generic 4.4.3 Uname: Linux 4.4.0-10-generic x86_64 NonfreeKernelModules: wl ApportVersion: 2.20-0ubuntu3 Architecture: amd64 Date: Mon Mar 14 22:58:05 2016 ErrorMessage: Versuch, »/usr/bin/rdjpgcom« zu überschreiben, welches auch in Paket libjpeg-turbo-progs 1.3.0-0ubuntu2 ist InstallationDate: Installed on 2015-01-26 (413 days ago) InstallationMedia: Lubuntu 14.10 "Utopic Unicorn" - Release amd64 (20141022.1) RelatedPackageVersions: dpkg 1.18.4ubuntu1 apt 1.2.6 SourcePackage: libjpeg8-empty Title: package libjpeg-progs 8c-2ubuntu8 failed to install/upgrade: Versuch, »/usr/bin/rdjpgcom« zu überschreiben, welches auch in Paket libjpeg-turbo-progs 1.3.0-0ubuntu2 ist UpgradeStatus: Upgraded to xenial on 2016-03-05 (9 days ago) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/libjpeg8-empty/+bug/1557361/+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