An error has occurred with the application. Close the application, install the latest System Software and game updates and restart the system. If you have upgraded the Hard Disk Drive ("HDD") in your system, please re-install the original HDD. If the error occurs again, back up your saved data, and then go to [Settings] > [Initialization] and choose [Initialize PS4]. If the error occurs with every application, or as soon as the application starts, please contact PlayStation Support.