Error 22 - CUST_COUNTRY?
If you receive an e-mail from Systempay with the error 22 – CUST_COUNTRY, it means that the country code that you entered in PrestaShop does not comply with the ISO 3166 standard.
To modify the ISO code, in PrestaShop, go to the Localization > Country menu and enter a valid code.
For more information on ISO 3166 codes, see: