I can confirm this is happening after the latest Firefox update. Linux Mint 18, 4.4.0-72-generic, Firefox 54.0, Flash 26.0.0.131 (from package adobe-flashplugin)
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1698438 Title: Context3D not available! Possible reasons: wrong wmode or missing device support. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/firefox/+bug/1698438/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
