This bug was fixed in the package libwnck3 - 3.4.7-0ubuntu3.1
--------------- libwnck3 (3.4.7-0ubuntu3.1) trusty; urgency=medium
* Add git_support_non-standard_depths_for_icon_pixmaps.patch, git_correctly_link_against_libXrender.patch: - fixes a crash when using non-standard depths. LP: #1293252 -- Jackson Doak <email address hidden> Sat, 31 Jan 2015 13:34:28 +1100
This bug was fixed in the package libwnck3 - 3.4.7-0ubuntu3.1
---------------
libwnck3 (3.4.7-0ubuntu3.1) trusty; urgency=medium
* Add git_support_ non-standard_ depths_ for_icon_ pixmaps. patch, correctly_ link_against_ libXrender. patch:
git_
- fixes a crash when using non-standard depths. LP: #1293252
-- Jackson Doak <email address hidden> Sat, 31 Jan 2015 13:34:28 +1100