credit_invoice

Purpose: The credit_invoice function is used to return a complete invoice.

Example PHP code credit_invoice($eid, $invno, $credno, $secret, &$result) Input Data:

Variable	Type	Description
eid	integer	A store ID which refers to your store in Klarna's database.
invno	string	Invoice number
credno	string	Credit number. If you do not wish to use credit numbers, send 0
secret	string	A shared secret which is used to secure all traffic between Klarna and your store

Return value:
Invoice number for the returned invoice.

Errors

Error	Description
unknown_invoice	The invoice number does not exist.
invalid_estore_secret	The shared secret does not match the estore id.