Payment failed. Your financial institution may be denying the payment. Contact your bank or credit card issuer for help.
This error is caused when the transaction is declined by the bank.
Information about authorization holds on your bank statement
Friend or family member used payment information without permission and I would like a refund for the purchase(s) made
My credit card, bank account or PayPal has a charge from Blizzard that I don't recognize.
Troubleshooting issues with the security check to verify a payment in the Battle.net shop
What to do if you found a charge on your credit card, bank account statement, or PayPal account that you don't recognize.
Information about using PayPal Balance to make purchases in the Battle.net Shop.
Troubleshooting PayPal payment issues