This bug was fixed in the package ubuntu-wallpapers - 16.10.0-0ubuntu1
--------------- ubuntu-wallpapers (16.10.0-0ubuntu1) yakkety; urgency=medium
* New default wallpapers for 16.10 (LP: #1621413) * Add a symlink to the default greyscale wallpaper, called ubuntu-default-greyscale-wallpaper.png (LP: #1592870).
-- Iain Lane <email address hidden> Thu, 08 Sep 2016 18:56:57 +0100
This bug was fixed in the package ubuntu-wallpapers - 16.10.0-0ubuntu1
---------------
ubuntu-wallpapers (16.10.0-0ubuntu1) yakkety; urgency=medium
* New default wallpapers for 16.10 (LP: #1621413) default- greyscale- wallpaper. png (LP: #1592870).
* Add a symlink to the default greyscale wallpaper, called
ubuntu-
-- Iain Lane <email address hidden> Thu, 08 Sep 2016 18:56:57 +0100