You may receive error code 000-400-0005 while attempting an NX Credit purchase if you have a live internet proxy or VPN active at the time of purchase. If you are purchasing NX Credit with an internet proxy or VPN enabled, please disable it and wait at least 1 hour before making another purchase.
If you do not have an active proxy or VPN program and receive error code 000-400-0005, please submit a ticket with a screenshot of the error message and the full reference number.
Please see below for an example screenshot:
