Changing the invoice reference is not allowed
Message type: E = Error
Message class: FMUP - Update in Funds Management
Message number: 024
Message text: Changing the invoice reference is not allowed
What causes this issue?
You have activated the online update of payments in Funds Management.
This means that you cannot change invoice references in this
transaction.
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?
Use transaction <DS:TRAN.F-30>Post with Clearing</> or
<DS:TRAN.F-51>Post and Clear</> to change the invoice references.
Procedure for System Administrators
Error message extract from SAP system. Copyright SAP SE.