-
Posted a reply to Error: What is the next step to fix this? duplicate_invoice_id, on the site WordPress.org Forums:
Hello, I ended up contacting PayPal tech support and they said it's a failsafe that… -
Posted a reply to Error: What is the next step to fix this? duplicate_invoice_id, on the site WordPress.org Forums:
I have the exact same issue. 3 out of my last 5 orders failed and…