I found out that actually (on top of the other possible requirements), at least in 13.04, lightdm doesn't pick up the custom wallpaper, even if the folder is a subfolder of ~/Pictures
I created this new bug: https://bugs.launchpad.net/ubuntu/+source/unity-greeter/+bug/1176447 since this has been erroneously marked as fixed -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to unity-greeter in Ubuntu. https://bugs.launchpad.net/bugs/992646 Title: LightDM does not use users wallpaper if not selected from default Status in “unity-greeter” package in Ubuntu: Fix Released Bug description: In Ubuntu 12.04 LTS (1.2.1-0ubuntu1) the wallpaper of the user is not used as long as it's not the right resolution and located under /usr/share/backgrounds. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/unity-greeter/+bug/992646/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : [email protected] Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp

