*** This bug is a duplicate of bug 706354 *** https://bugs.launchpad.net/bugs/706354
Yann, There's a simple fix, which avoids running any dpkg-* commands: sudo su echo "/usr/sbin/lightdm" > /etc/X11/default-display-manager exit That should do it. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/854337 Title: "dpkg-reconfigure lightdm" fails To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/lightdm/+bug/854337/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs