This bug was fixed in the package ubuntu-themes - 16.10+16.10.20160804-0ubuntu1
--------------- ubuntu-themes (16.10+16.10.20160804-0ubuntu1) yakkety; urgency=medium
[ Iain Lane ] * Fix version scheme * Ambiance, Radiance: Port to work with GTK 3.20. (LP: #1593048)
-- <email address hidden> (<email address hidden>) Thu, 04 Aug 2016 16:38:36 +0000
This bug was fixed in the package ubuntu-themes - 16.10+16. 10.20160804- 0ubuntu1
--------------- 16.10.20160804- 0ubuntu1) yakkety; urgency=medium
ubuntu-themes (16.10+
[ Iain Lane ]
* Fix version scheme
* Ambiance, Radiance: Port to work with GTK 3.20. (LP: #1593048)
-- <email address hidden> (<email address hidden>) Thu, 04 Aug 2016 16:38:36 +0000