I have received the following information via email from Booking.com
"The payment for the payable balance of ID 4004660 to the account **************6050 has been rejected by the bank for the reason as below.
200718841120181000 - /00000002/Level 2 Reject: "Please enter the Beneficiary Bank Routing Code."
Please review the rejection reason above and the adjust your details on Extranet - Finance Tab - Bank Details / Invoicing details.
For further information regarding bank details please contact your bank.
Kindly note that we will only process a new payment after your details are corrected."
Can anyone explain coz I still haven't received anything from booking.com