User solution that works: Edit the file /usr/share/themes/Lubuntu-default/gtk-3.0/settings.ini,
and change the value from: ntooltip_bg_color:#000000 to: ntooltip_bg_color:#C0C0C0 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1065941 Title: Black tooltip on notebook tab (gtk3) To manage notifications about this bug go to: https://bugs.launchpad.net/lubuntu-artwork/+bug/1065941/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs