Problem - Gift Card order's invoice is empty
Solution
Make sure the currency for the Generic Gift Card product is enabled for the user that is ordering the card.
If it is enabled, insert the following in your WHMCS configuration.php and run the checkout again.
Problem - Cannot CheckoutÂ
Solution
Make sure the Payment Gateway for the Generic Product group is enabled for the Payment Gateway to use in the module's configuration
If it is enabled, insert the following in your WHMCS configuration.php and run the checkout again.