Public bug reported: You can see the problem in Glade when opening the Menu Editor > Hierarchy tab. I am using the default Ambiance theme and the Faenza icon set.
Overlay scrollbars are on on my system. When starting an app from MonoDevelop which disables overlay scrollbars there is no issue. ProblemType: Bug DistroRelease: Ubuntu 14.04 Package: light-themes 14.04+14.04.20140410-0ubuntu1 ProcVersionSignature: Ubuntu 3.13.0-24.46-generic 3.13.9 Uname: Linux 3.13.0-24-generic x86_64 NonfreeKernelModules: nvidia ApportVersion: 2.14.1-0ubuntu3 Architecture: amd64 CurrentDesktop: Unity Date: Sat May 3 14:11:03 2014 InstallationDate: Installed on 2014-04-18 (14 days ago) InstallationMedia: Ubuntu 14.04 LTS "Trusty Tahr" - Release amd64 (20140417) PackageArchitecture: all SourcePackage: ubuntu-themes UpgradeStatus: No upgrade log present (probably fresh install) ** Affects: ubuntu-themes (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-bug trusty -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1315659 Title: Some widget have black background To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-themes/+bug/1315659/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs