The problem is something to do with the ambience GTK+ theme. If you use this very tool to switch to Adwaita for example, it'll work fine (but also make everything butt ugly :))
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1304092 Title: transparent background when gnome-tweak-tool used in Unity To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-tweak-tool/+bug/1304092/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
