I can also confirm that removing gtk-qt-engine fixes it immediately. The problem occurs even if the qt theme is not in use.
-- gnome-appearance-properties is very slow and its GUI does not refresh https://bugs.launchpad.net/bugs/147040 You received this bug notification because you are a member of Ubuntu Bugs, which is the bug contact for Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
