Public bug reported: This bug is certainly linked to the previous bug #1470636 reported against lightdm .
Hope this helps, Regards. ProblemType: Bug DistroRelease: Ubuntu 15.04 Package: sddm 0.11.0-0ubuntu10 Uname: Linux 4.1.4-040104-lowlatency x86_64 ApportVersion: 2.17.2-0ubuntu1.3 Architecture: amd64 CurrentDesktop: Unity Date: Wed Aug 26 10:04:34 2015 EcryptfsInUse: Yes InstallationDate: Installed on 2015-05-01 (116 days ago) InstallationMedia: Ubuntu 15.04 "Vivid Vervet" - Release amd64 (20150422) SourcePackage: sddm UpgradeStatus: No upgrade log present (probably fresh install) ** Affects: sddm (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-bug third-party-packages vivid ** Attachment added: "Config File /etc/X11/default-display-manager explicitly says that the chosen default is /usu/sbin/lightdm ." https://bugs.launchpad.net/bugs/1488819/+attachment/4452579/+files/default-display-manager -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1488819 Title: Display Manager sddm runs when it should not (I have lightdm as a default). To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/sddm/+bug/1488819/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs