How To Fix CKMLWIP915 - Customer exit has changed the data for order & in an invalid way

SAP Error Message - Details

• Message type: E = Error

• Message class: CKMLWIP - WIP Price Determination

• Message number: 915

• Message text: Customer exit has changed the data for order & in an invalid way

What causes this issue?

The material ledger Add-on <ZK>WIP Revaluation</> is active in your
System. When determining the WIP quantity for production order &V1&,
you used a customer exit to change the data. These changes to the
transferred data are not permitted.
You can only use this customer exit to change the WIP quantity
determined for you by the system. You are not allowed to extend the
table by adding further materials or to change other fields.

System Response

The order will not be processed.

How to fix this error?

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

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 CKMLWIP915 - Customer exit has changed the data for order & in an invalid way ?

  The SAP error message CKMLWIP915 indicates that a customer exit has modified the data for a production order in a way that is not valid or acceptable within the context of the system's processing logic. This typically occurs during the execution of the Material Ledger (ML) or during the period-end closing processes.
  Cause:
  
  Custom Code Issues: The most common cause of this error is that a custom enhancement (customer exit) has been implemented that alters the data in a way that violates the expected data integrity rules of the system.
  Inconsistent Data: The data being processed may have been changed in a way that leads to inconsistencies, such as incorrect valuation or missing required fields.
  Incorrect Logic: The logic within the customer exit may not account for all scenarios, leading to unexpected results when certain conditions are met.
  
  Solution:
  
  Review the Customer Exit: Check the code of the customer exit that is being triggered. Look for any modifications to the data that could lead to inconsistencies. Ensure that the logic adheres to the expected data structure and integrity rules.
  Debugging: Use the debugging tools in SAP to trace the execution of the customer exit. This can help identify the exact point where the data is being modified incorrectly.
  Consult Documentation: Review any documentation related to the customer exit to ensure that it is being used correctly and that all necessary conditions are being handled.
  Testing: After making changes to the customer exit, conduct thorough testing to ensure that the issue is resolved and that no new issues are introduced.
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide guidance on best practices for implementing customer exits.
  
  Related Information:
  
  Transaction Codes: You may want to use transaction codes like SE80 (Object Navigator) to find and edit the customer exit code, or SE37 (Function Module) to check the function module associated with the exit.
  Material Ledger Configuration: Ensure that the configuration for the Material Ledger is set up correctly, as misconfigurations can also lead to issues during processing.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  
  If the problem persists after reviewing and adjusting the customer exit, it may be beneficial to consult with an SAP expert or reach out to SAP support for further assistance.