How To Fix KE431 - Reversed invoice & cannot be posted to CO-PA

KE431 - Overview

• Message type: E = Error

• Message class: KE -

• Message number: 431

• Message text: Reversed invoice & cannot be posted to CO-PA

What causes this issue?

You wish to post billing document &V1& to CO-PA, operating concern &V2&.
Since this is a cancellation document for an invoice or credit memo
invoice number &V3&, item &V4&), the system has to read the CO-PA line
item for this invoice.

System Response

The system could not find a line item for invoice &V3&, item &V4&. It
therefore displayed a warning.

How to fix this error?

It is probable that the invoice was created before you activated
Profitability Analysis. If so, you can ignore the warning, since the
cancellation document cannot be posted to CO-PA.
If this is not the case, you need to find out why the invoice was not
posted to CO-PA.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message KE431 - Reversed invoice & cannot be posted to CO-PA ?

  The SAP error message KE431 indicates that there is an issue with posting a reversed invoice to CO-PA (Controlling-Profitability Analysis). This error typically arises when there is an attempt to post a reversal of an invoice that has already been processed in the CO-PA module, and the system is unable to handle the reversal correctly.
  Cause of Error KE431:
  
  Reversal of a Document: The error often occurs when trying to reverse an invoice that has already been posted to CO-PA. The system does not allow the reversal of documents that have already impacted profitability analysis.
  Inconsistent Data: There may be inconsistencies in the data related to the original invoice, such as missing or incorrect CO-PA characteristics.
  
  Configuration Issues: There could be configuration settings in CO-PA that prevent the reversal of certain types of documents.
  Document Flow: The document flow may not allow for a reversal due to the status of the original document or related