If your POS terminal shows the error Credentials invalid, please double check that your login credentials are correct:
- Make sure that you are using a webservice user, also referred to as API credentials. This is different from a user used for the online customer area. For more information refer to: Retrieve the WS user credentials
- Check that your Merchant account, Username and Password have been entered correctly. These login credentials are case sensitive.
- If you are trying to log in to a TEST account, make sure the username ends with
- If you are trying to log in to a LIVE account, make sure your username does not end with