The full text of API error code 10417 is "Transaction cannot complete – Instruct the customer to retry the transaction using an alternative payment method from the customer's PayPal wallet", or "The transaction did not complete with the customer's selected payment method."
The most likely cause for this error is that the customer's credit card failed bank authorization.You should instruct the customer that PayPal is unable to process the payment and display alternative payment methods that the customer can use. If the customer has no other PayPal funding source that is likely to succeed, you can also tell them to contact PayPal Customer Service for further assistance using the Call us or Email us links at https://www.paypal.com/help. For automatic payments, the customer can receive this information via email.
Another rare cause for API error code 10417 is that the final total of the order (OrderTotal) is significantly higher than the original estimated amount you sent in the SetExpressCheckout API call. If this is the case, the transaction may not have passed PayPal's Risk and anti-Fraud measures.
You may also receive assistance with your PayPal Checkout integration through:
https://developer.paypal.com
Kudos & Solved are greatly appreciated. 🙂
