I notice this happening in upgrades that relate to gtk-main.css. It might be worth looking at the history of changes to understand the change causing this to come in. If the line is not needed it should be deleted not because it is clearly harmful in some specific context so much as it is rather visible.
-- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to ubuntu-themes in Ubuntu. https://bugs.launchpad.net/bugs/1773045 Title: Radiance/gtk-3.20/gtk-main.css attempts to import nonexistent gnome- builder.css Status in Ubuntu theme: Confirmed Status in ubuntu-themes package in Ubuntu: Confirmed Bug description: The file /usr/share/themes/Radiance/gtk-3.20/gtk-main.css contains the line @import url("apps/gnome-builder.css"); But this file does not exist in this package or any other, as far as I can tell from apt-file. This triggers an annoying warning when running various applications (e.g. evince): (evince:12714): Gtk-WARNING **: 18:41:45.136: Theme parsing error: gtk-main.css:73:38: Failed to import: Error opening file /usr/share/themes/Radiance/gtk-3.20/apps/gnome-builder.css: No such file or directory ProblemType: Bug DistroRelease: Ubuntu 18.04 Package: light-themes 16.10+18.04.20180421.1-0ubuntu1 ProcVersionSignature: Ubuntu 4.15.0-22.24-generic 4.15.17 Uname: Linux 4.15.0-22-generic x86_64 NonfreeKernelModules: wl ApportVersion: 2.20.9-0ubuntu7 Architecture: amd64 Date: Wed May 23 18:58:41 2018 PackageArchitecture: all SourcePackage: ubuntu-themes UpgradeStatus: Upgraded to bionic on 2018-05-23 (1 days ago) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu-themes/+bug/1773045/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp
