Had the same issue, I can confirm that uninstalling subtitlecomposer solves the problem. Thanks!
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/993275 Title: ambiance theme not loaded To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/subtitlecomposer/+bug/993275/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs