Synopsis:
"[PayPal ErrorCode: 10412] Payment has already been made for this InvoiceID" Error when trying to pay open Sales Invoices on the webstore.
Cause:
In the Paypal Account setup, Block Multiple Payments per invoice is enabled.
Solution:
- Log in to your PayPal account.
- Go to My Account > Profile > My Selling Tools > Click Update on the right side of Block Payments > Block Accidental Payment > Select No, allow multiple payments per invoice ID > Save.
Applicable Products:
Connected Business 14 and higher
