Package: gnome-backgrounds Version: 3.10.1-1 Followup-For: Bug #712517 The same happens to me but for a a detail.
In my case, the background is white and and it is present all the time. When I open overview mode it goes back to normal, but if in gnome-tweak-tool that option is activated, the background remains white -- System Information: Debian Release: jessie/sid Architecture: amd64 (x86_64) Foreign Architectures: i386 Kernel: Linux 3.12-1-amd64 (SMP w/4 CPU cores) Locale: LANG=es_ES.utf8, LC_CTYPE=es_ES.utf8 (charmap=UTF-8) Shell: /bin/sh linked to /bin/dash -- no debconf information -- To UNSUBSCRIBE, email to [email protected] with a subject of "unsubscribe". Trouble? Contact [email protected]

