i just compiled gtk3-engines-oxygen 1.4.1 (wiley sources) and replaced the stock 1.3.* package on my trusty system. that fixed the problem with firefox.
so backporting that package might be a good idea. -- You received this bug notification because you are a member of Kubuntu Bugs, which is subscribed to oxygen-gtk3 in Ubuntu. https://bugs.launchpad.net/bugs/1576042 Title: Firefox 46 update causes theme errors To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/oxygen-gtk3/+bug/1576042/+subscriptions -- kubuntu-bugs mailing list kubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/kubuntu-bugs