Help Center

Make sure that you are using our backend SDKs which have ready-to-go functions for the paymentIntent and signature generation: PHP SDK; Golang SDK; ...

In case the payment form is not loading, kindly try the options below, which can help with the occurred issue: 1. Check mandatory parameters: Ip_address C...

This error indicates that the user already has a subscription to the "product_id". Please note, the user as "customer_account_id&q...

When creating a Product, there is also a possibility to make it multi-currency.  This aspect will make it possible to add additional currencies for defi...

Subscription products are used for recurring payments, if you want to make a 1-time payment, you do not need to create a separate product for this. You ne...

It is not possible to use Apple Pay within sandbox; If you are getting an error 5.04, you need to check if the API keys are correct; You can do it ...

It is not possible to use Google Pay within the sandbox; If you are getting an error 5.04, you need to check if the API keys are correct; You can do i...

PayPal’s refund can fail in two cases: There are not enough funds in your PayPal account; External chargeback was received for that order In case, ...

Usually, this happens in case the cardholder's account is incapable of accepting the refund. The most common reasons for refund getting declined are: ...

101 status code means that authentication failed and you need to double-check access to Solidgate API; 204 status code indicates that the report is not...