How To Fix RM455 - PDC number &1 has already been reversed

SAP Error Message - Details

• Message type: E = Error

• Message class: RM - Messages for Repetitive Manufacturing

• Message number: 455

• Message text: PDC number &1 has already been reversed

What causes this issue?

The PDC backflush documet &V1& cannot be reversed as this document has
already been reversed.

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?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message RM455 - PDC number &1 has already been reversed ?

  The SAP error message RM455, which states "PDC number &1 has already been reversed," typically occurs in the context of the Production Data Collection (PDC) process. This error indicates that an attempt is being made to reverse a PDC record that has already been reversed, meaning that the system has already processed a reversal for that specific PDC number.
  Cause:
  
  Duplicate Reversal Attempt: The most common cause of this error is that the user is trying to reverse a PDC record that has already been reversed in the system.
  Incorrect Data Entry: There may be a misunderstanding or mistake in the data entry process, leading to attempts to reverse the same record multiple times.
  System Configuration Issues: In some cases, there may be configuration issues or bugs in the system that lead to incorrect handling of PDC records.
  
  Solution:
  
  Check PDC Status: Verify the status of the PDC number in question. You can do this by checking the relevant transaction or report in SAP to see if the PDC record has already been reversed.
  Avoid Duplicate Actions: Ensure that you are not attempting to reverse the same PDC record multiple times. If the record has already been reversed, no further action is needed.
  Consult Documentation: Review the relevant SAP documentation or help files for guidance on handling PDC records and reversals.
  Contact Support: If you believe this error is occurring in error (e.g., due to a system bug), contact your SAP support team or consult with SAP support for further assistance.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes for PDC, such as CO11N (Enter Production Order Confirmation) or CO15 (Confirm Production Order).
  SAP Notes: Check for any SAP Notes related to PDC and error RM455, as there may be specific patches or updates that address known issues.
  User Training: Ensure that users involved in the PDC process are adequately trained to avoid common pitfalls that lead to errors.
  
  By following these steps, you should be able to resolve the RM455 error and understand the context in which it occurs.