I am also experiencing this bug. It is very frustrating to have the "experts" and admins shut this down without offering any help whatsoever. What is the point of reporting bugs? I have no idea what this is about that is why I am posting here.
xxx@xxxxxx:~$ getfacl /dev/dri/card0 getfacl: Removing leading '/' from absolute path names # file: dev/dri/card0 # owner: root # group: video user::rw- user:xxx:rw- group::rw- mask::rw- other::--- -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1406947 Title: failed to apply ACL on /dev/drv/card1 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/udev/+bug/1406947/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs