Consider the following scenario. You attach an external monitor to a Windows Vista-based portable computer. The lid of the computer is open. You play a DVD in Microsoft Windows Media Player 11. You close the lid of the computer while the DVD is playing. In this scenario, you receive an error message that resembles the following:

Windows Media Player cannot play this DVD because there is a problem with digital copyright protection between your DVD drive, decoder and video card. Try installing an updated driver for your video card.