I am effected by this issue as well. It occurred on a brand new laptop this morning and nearly drove me crazy trying to figure it out. I ended up installing gdm and can now get to the log in screen. I'll leave it like this for the time being since it is working...lol
-- You received this bug notification because you are a member of Desktop Packages, which is subscribed to lightdm in Ubuntu. https://bugs.launchpad.net/bugs/804171 Title: ubuntu-desktop package depends on lightdm but no greeter Status in One Hundred Paper Cuts: Invalid Status in “lightdm” package in Ubuntu: Invalid Status in “ubuntu-meta” package in Ubuntu: Fix Released Status in “lightdm” source package in Oneiric: Invalid Status in “ubuntu-meta” source package in Oneiric: Fix Committed Status in “lightdm” source package in Precise: Invalid Status in “ubuntu-meta” source package in Precise: Fix Released Bug description: The ubuntu-desktop does not depend on unity-greeter. The lightdm package recommends unity-greeter, but it is possible to upgrade and have lightdm installed (which ubuntu-desktop does depend on) but no greeter installed. Unity greeter is a part of unity and should be a dependency on ubuntu-desktop. To manage notifications about this bug go to: https://bugs.launchpad.net/hundredpapercuts/+bug/804171/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp