The PSP system that you are trying to download content to is activated with another Sony Entertainment Network account. Solution Sign in to the Sony Entertainment Network account that the PSP system is currently activated with and deactivate the PSP system. Then sign in to the Sony Entertainment Network account you wish to use to download the content with and activate PSP system. Click here to learn how to activate / deactivate a system. For more tips and hints on using your PlayStation system, visit our technical support forums at community.eu.playstation.com.