As you have given 0 information on transaction type / new or old account / new or old problem / funding source / not even what country you are in then sorry can't help.
Advice is voluntary. Kudos / Solution appreciated.
This is my old account (Individual) but never used for payments. I am using my debit card to send the payments to some advertising website. I am getting the error "Duplicate payment, redirect your customer to PayPal".
