I'm guessing this is a dupe of #131634. See if the solution(s) there work, or wait for cupsd 1.2.12-3ubuntu2 (or higher). Seems to be a problem with AppArmor.
I'm guessing this is a dupe of #131634. See if the solution(s) there work, or wait for cupsd 1.2.12-3ubuntu2 (or higher). Seems to be a problem with AppArmor.