Adwaita theme has nothing to do with it (Can be installed with gnome-themes-standard-data)
Same problem here, segfaults on unit-control-center appearance
ii libunity-control-center1 14.04.3+14.04.20140604-0ubuntu1 amd64 utilities to configure the GNOME desktop
ii unity-control-center 14.04.3+14.04.20140604-0ubuntu1 amd64 utilities to configure the GNOME desktop
Adwaita theme has nothing to do with it (Can be installed with gnome-themes- standard- data)
Same problem here, segfaults on unit-control-center appearance
ii libunity- control- center1 14.04.3+ 14.04.20140604- 0ubuntu1 amd64 utilities to configure the GNOME desktop center 14.04.3+ 14.04.20140604- 0ubuntu1 amd64 utilities to configure the GNOME desktop
ii unity-control-