This is going to start as just a copy paste of the same thread from the old forums. If you notice any issues or new error codes, feel free to contact me so I can add it to the list.   Error code 10001 - Wrong patch. => Update your game client. Error code 10004 - Someone else is logged into your account. => This error can occur when the server/district crashed. Just try logging in again. Error code 10007 - Login server is down and will be back online shortly. => Nothing y