How To Fix /SCWM/QUI_WRKST079 - Mismatch between quantity & number of serial numbers; change not allowed

SAP Error Message - Details

• Message type: E = Error

• Message class: /SCWM/QUI_WRKST -

• Message number: 079

• Message text: Mismatch between quantity & number of serial numbers; change not allowed

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SCWM/QUI_WRKST079 - Mismatch between quantity & number of serial numbers; change not allowed ?

  The SAP error message /SCWM/QUI_WRKST079 indicates a mismatch between the quantity of items and the number of serial numbers associated with those items in the SAP Extended Warehouse Management (EWM) system. This error typically occurs when you are trying to perform an operation that requires a specific quantity of serial numbers to match the quantity of the items being processed.
  Cause:
  
  
  Quantity and Serial Number Mismatch: The most common cause is that the quantity of the items you are trying to process does not match the number of serial numbers that have been assigned to those items. For example, if you are trying to process 5 units of a product but only 3 serial numbers are assigned, the system will throw this error.
  
  
  Incorrect Serial Number Assignment: Serial numbers may not have been correctly assigned during the goods receipt or during previous handling processes.
  
  
  Data Entry Errors: Manual entry errors when inputting quantities or serial numbers can lead to mismatches.
  
  
  Solution:
  
  
  Verify Serial Numbers: Check the serial numbers assigned to the items in question. Ensure that the number of serial numbers matches the quantity of items you are trying to process.
  
  
  Adjust Quantities: If you have more items than serial numbers, you may need to either reduce the quantity of items you are trying to process or assign additional serial numbers to match the quantity.
  
  
  Reassign Serial Numbers: If there are discrepancies, you may need to reassign or create new serial numbers for the items to ensure that they match the required quantity.
  
  
  Check Configuration: Ensure that the system configuration for serial number management is set up correctly. This includes checking the settings for serial number assignment and handling in the EWM system.
  
  
  Consult Documentation: Refer to SAP documentation or help resources for specific instructions on handling serial numbers in your version of SAP EWM.
  
  
  Contact Support: If the issue persists after checking the above points, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.
  
  
  Related Information:
  
  SAP EWM Documentation: Review the official SAP EWM documentation for detailed information on serial number management and handling.
  Transaction Codes: Familiarize yourself with relevant transaction codes in SAP EWM that can help you manage serial numbers and inventory.
  User Training: Ensure that users are trained on proper procedures for handling serial numbers to minimize errors in the future.
  
  By addressing the mismatch between the quantity and the number of serial numbers, you should be able to resolve the error and proceed with your operations in SAP EWM.