How To Fix VF_MEV034 - Enter billing type for cancellation if &1 is not a cancellation itself

VF_MEV034 - Overview

• Message type: E = Error

• Message class: VF_MEV - Billing Period-End Valuation

• Message number: 034

• Message text: Enter billing type for cancellation if &1 is not a cancellation itself

What causes this issue?

The extensions of the SD document category f001 and f003 are used for
period-end postings and cancellations of period-end resets. Analogously,
extensions f002 and f004 are used for period-end resets and
cancellations of period-end postings.
Period-end postings or resets require a billing type for cancellation.
Conversely, billing types for cancellation do not have to have that.

System Response

The system reminds you not to forget the billing type for cancellation
for a period-end posting or reset.

How to fix this error?

If the billing type is intended to be a period-end posting or reset,
enter a suitable billing type for cancellation.
If the billing type is intended to be a cancellation, ignore the
warning.

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.

VF_MEV034 - Details

• Certainly! Here's a detailed explanation for the SAP error message:
  
  SAP Error Message:
  VF_MEV034: Enter billing type for cancellation if &1 is not a cancellation itself
  
  
  Cause:
  This error occurs during the billing document cancellation process in SAP. Specifically, when you try to cancel a billing document, the system expects you to enter a billing type for the cancellation document if the original billing document type (&1) is not itself a cancellation type.
  
  In SAP, billing documents have types (e.g., invoice, credit memo, cancellation).
  When canceling a billing document, the system needs to know which billing type to use for the cancellation document.
  If the original billing document is not already a cancellation document, the system cannot automatically determine the cancellation billing type.
  Therefore, it prompts you to explicitly enter the billing type for the cancellation.
  
  
  When does it occur?
  
  During the cancellation of a billing document (transaction VF11 or via billing document cancellation process).
  The original billing document type is