It seems to have been caused by the AdBlock Plus extension. Disabling it is enough to bring things back in order in firefox 58
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1745960 Title: blank screen after upgrade to firefox:amd64 58.0+build6-0ubuntu0.14.04.1 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/firefox/+bug/1745960/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs