The cause is that the mask is splitted with the buttons instead of being separed.
In fact if you change disposition (minimize,maximize,close) the bug is the same. A solution is to separate the mask from the buttons. -- [ambiance, radiance] no rounding when window has no maximise icon https://bugs.launchpad.net/bugs/532224 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs