This means that there is a program installed on your computer that prevents the Geo Location plug-in from working. This ensures that users from outside New Jersey would not be able to access the games.
Should you be using a VPN (Virtual Private Network) this will cause the plug-in to not work correctly and block your account from accessing games. Please use your own network connection, which is provided by your Internet Service Provider.
Remote Desktop Software
Remote desktop software, for example LogMeIn and GoToMyPc would need to be disabled.
You can find out more information about disabling Virtual Networks or Remote Desktop Software by performing an internet search.