Apple DVD Video Player: Error -9845 Disc Could Not Be Authenticated

The Apple DVD Player displays this error: "-9845 Disc could not be authenticated."
Symptom
After the FBI warning and studio logos appear, the Apple DVD Player application displays an error (-9845) that the disc could not be authenticated.

Products affected
Solution
Download and install Apple DVD Player Software 1.1 or later from Apple Software Updates at http://www.apple.com/swupdates/.
Published Date: Feb 19, 2012