Specify the QR-IBAN or delete ISR/QR reference number

What causes this issue?

You have entered an ISR/QR reference number on the screen. For payments
with QR-IBAN<(>,<)> you must also enter the QR-IBAN number.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

When you enter an ISR/QR reference number, also enter the QR-IBAN number
that the system can use for your payments.
If you do not want to use QR-IBAN for your payments, please delete the
ISR/QR reference number.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.