How To Fix /SCWM/GM788 - Posting change failed due to resulting change in serial number usage ind.

SAP Error Message - Details

• Message type: E = Error

• Message class: /SCWM/GM -

• Message number: 788

• Message text: Posting change failed due to resulting change in serial number usage ind.

Self-Explanatory Message

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• What is the cause and solution for SAP error message /SCWM/GM788 - Posting change failed due to resulting change in serial number usage ind. ?

  The SAP error message /SCWM/GM788 Posting change failed due to resulting change in serial number usage ind. typically occurs in the context of warehouse management and inventory handling in SAP Extended Warehouse Management (EWM). This error indicates that there is an issue with the serial number assignment during a posting change, which can be due to a change in the serial number usage indicator.
  Cause:
  
  
  Serial Number Usage Indicator Change: The error usually arises when the posting change operation would result in a change in the serial number usage indicator. For example, if you are trying to change the status of a material that has a serial number assigned, and the operation would lead to a situation where the serial number usage indicator is altered (e.g., from "not used" to "used" or vice versa), the system will prevent this action to maintain data integrity.
  
  
  Inconsistent Serial Number Data: There may be inconsistencies in the serial number data, such as missing or incorrect serial number assignments.
  
  
  Configuration Issues: The configuration settings for serial number management in the system may not align with the intended operations.
  
  
  Solution:
  
  
  Check Serial Number Assignment: Verify the serial number assignment for the material in question. Ensure that the serial numbers are correctly assigned and that their usage indicators are consistent with the intended operation.
  
  
  Review Posting Change Logic: Analyze the logic of the posting change you are trying to perform. Ensure that it does not inadvertently change the serial number usage indicator.
  
  
  Adjust Configuration: If necessary, review the configuration settings related to serial number management in SAP EWM. Ensure that they are set up correctly to support the intended business processes.
  
  
  Use Correct Transaction Codes: Make sure you are using the appropriate transaction codes for the operations you are performing. Sometimes, using the wrong transaction can lead to unexpected errors.
  
  
  Consult Documentation: Refer to SAP documentation or notes related to serial number management and the specific error message for additional guidance.
  
  
  Contact SAP Support: If the issue persists and you cannot identify the cause, consider reaching out to SAP support for assistance. They may provide insights based on the specific configuration and data in your system.
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as /SCWM/PRDI (for posting changes) and /SCWM/GR (for goods receipt) to understand how they interact with serial number management.
  Training and Documentation: Ensure that users involved in warehouse management are trained on serial number handling and understand the implications of changing serial number usage indicators.
  
  By following these steps, you should be able to diagnose and resolve the error related to posting changes and serial number usage in SAP EWM.