How To Fix WRMA_FI081 - You cannot set field &1 of billing document type &2

WRMA_FI081 - Overview

• Message type: E = Error

• Message class: WRMA_FI - Messages for RMA

• Message number: 081

• Message text: You cannot set field &1 of billing document type &2

What causes this issue?

The flag is set in field &V1& of billing document type &V2&. Billing
document type &V2& is assigned payment type &V3&.

System Response

Processing is canceled.

How to fix this error?

Remove the flag or delete the value in field &V1& of billing document
type &V2&.

<DS:SIMG.W_WLFA_0004>Billing Document Types</>

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

WRMA_FI081 - Details

• Certainly! Here's a detailed explanation for the SAP error message:
  
  SAP Error Message:
  WRMA_FI081: You cannot set field &1 of billing document type &2
  
  
  Cause:
  This error occurs when you try to set or modify a specific field (&1) in a billing document type (&2) that is not allowed or not supported for that billing document type. In SAP SD (Sales and Distribution), billing document types have predefined settings and restrictions on which fields can be changed or set during billing document processing.
  Common scenarios causing this error include:
  
  Attempting to manually change a field in the billing document header or item that is controlled by the system or restricted by the billing document type.
  Customizing or user-exit code tries to update a field that is locked or not relevant for the billing document type.
  Incorrect configuration or master data leading to attempts to set fields that are not applicable.
  
  
  
  Solution:
  
  
  Check the Billing Document Type Configuration:
  
  Go to SPRO ?