Your last screenshot seems to be from a gnome/gtk application, right ? So the problem probably comes for Unity, gtk, the theme you're using or something near the graphic stack.
You should probably redirect this bug to another package but I don't know which one. What graphic theme do you use ? -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1574101 Title: Edge non transparent window To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/agenda.app/+bug/1574101/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs