Having a closer look at it, there seem to be a two pixel wide line going from under the top desktop bar to the lower right corner. The line is shaded off, depending on the color of the backgroung. It does hide (on two pixels, so it's not that noticeable) the underlying window.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1157139 Title: Window geometry is slightly off when opening maximized To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/unity/+bug/1157139/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs