How To Fix /SCWM/SERIAL028 - Serial number specification for difference quantity is not allowed

SAP Error Message - Details

• Message type: E = Error

• Message class: /SCWM/SERIAL -

• Message number: 028

• Message text: Serial number specification for difference quantity is not allowed

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SCWM/SERIAL028 - Serial number specification for difference quantity is not allowed ?

  The SAP error message /SCWM/SERIAL028 indicates that there is an issue with the serial number specification for a difference quantity in the context of warehouse management, specifically in the handling of serial numbers in the Extended Warehouse Management (EWM) module.
  Cause:
  This error typically occurs when you are trying to process a difference quantity (for example, during a stock adjustment or inventory count) without properly specifying the serial numbers associated with that quantity. In EWM, when you have a difference in stock, the system expects you to provide serial numbers for the items being adjusted. If you attempt to adjust the stock without providing the necessary serial numbers, the system will throw this error.
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Serial Number Assignment: Ensure that the items you are trying to adjust have serial numbers assigned to them. You can do this by checking the stock overview or the serial number management screen.
  
  
  Provide Serial Numbers: If you are adjusting a quantity, make sure to specify the serial numbers for the difference quantity. This can usually be done in the transaction where you are processing the stock difference.
  
  
  Review Configuration: If you are consistently encountering this error, review the configuration settings for serial number management in your EWM system. Ensure that the settings align with your business processes and that the system is configured to handle serial numbers correctly.
  
  
  Consult Documentation: Refer to the SAP documentation or help files related to serial number management and stock differences in EWM for more detailed guidance.
  
  
  Check User Authorizations: Ensure that you have the necessary authorizations to perform the actions you are attempting. Sometimes, lack of permissions can lead to unexpected errors.
  
  
  Contact Support: If the issue persists after trying the above steps, consider reaching out to your SAP support team or consulting with SAP support for further assistance.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes in EWM that deal with stock adjustments and serial number management, such as /SCWM/PRDI for physical inventory or /SCWM/GR for goods receipt.
  SAP Notes: Check for any SAP Notes related to this error message, as they may provide additional insights or patches that could resolve the issue.
  Training and Documentation: Consider training sessions or documentation on EWM and serial number management to better understand how to handle these scenarios in the future.
  
  By following these steps, you should be able to address the error and continue with your warehouse management processes.