The PS3 system has detected a disc that is different from the game currently being played. This may happen if you change the game disc whilst it is loading. Solution: Do not eject the game disc while the game is loading. If you did not eject a disc but still received this error code, please click here to view additional troubleshooting tips. For more tips and hints on using your PlayStation system, visit our technical support forums at community.eu.playstation.com.