How To Fix /SCWM/LM_CORE_APPL027 - Unable to execute quantity conversion; contact system administrator

SAP Error Message - Details

• Message type: E = Error

• Message class: /SCWM/LM_CORE_APPL -

• Message number: 027

• Message text: Unable to execute quantity conversion; contact system administrator

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SCWM/LM_CORE_APPL027 - Unable to execute quantity conversion; contact system administrator ?

  The SAP error message /SCWM/LM_CORE_APPL027 Unable to execute quantity conversion; contact system administrator typically occurs in the context of the SAP Extended Warehouse Management (EWM) module, particularly when there is an issue with converting quantities between different units of measure (UoM). This can happen during various processes, such as picking, packing, or inventory management.
  Causes:
  
  Missing or Incorrect Unit of Measure Configuration: The system may not have the necessary configuration for the units of measure involved in the transaction.
  Inconsistent Data: There may be inconsistencies in the master data, such as the material master or the UoM settings.
  Conversion Factors Not Defined: The conversion factors between the base unit of measure and the alternative unit of measure may not be defined in the system.
  Custom Code Issues: If there are custom enhancements or modifications in the system, they may interfere with the standard quantity conversion logic.
  Authorization Issues: The user may not have the necessary authorizations to perform the quantity conversion.
  
  Solutions:
  
  
  Check Unit of Measure Configuration:
  
  Go to the material master (transaction code MM03) and check the UoM settings for the relevant material.
  Ensure that the base unit of measure and any alternative units of measure are correctly defined.
  
  
  
  Define Conversion Factors:
  
  If conversion factors are missing, you can define them in the material master under the "Units of Measure" tab.
  Ensure that the conversion factors are accurate and reflect the correct relationship between the units.
  
  
  
  Review Master Data:
  
  Check for any inconsistencies in the material master data or other related master data that could affect quantity conversion.
  
  
  
  Check Custom Code:
  
  If there are any custom developments, review the code to ensure it does not interfere with the standard functionality of quantity conversion.
  
  
  
  User Authorizations:
  
  Verify that the user encountering the error has the necessary authorizations to perform the actions related to quantity conversion.
  
  
  
  Consult SAP Notes:
  
  Check the SAP Support Portal for any relevant SAP Notes that may address this specific error message or provide additional troubleshooting steps.
  
  
  
  Contact System Administrator:
  
  If the issue persists after checking the above points, it may be necessary to contact your system administrator or SAP support for further assistance.
  
  
  
  Related Information:
  
  Transaction Codes: MM03 (Display Material), MM02 (Change Material), and other relevant transaction codes for managing material master data.
  SAP Documentation: Refer to SAP Help documentation for Extended Warehouse Management for detailed information on UoM and quantity conversion.
  SAP Community: Engage with the SAP Community forums for insights from other users who may have encountered similar issues.
  
  By following these steps, you should be able to identify and resolve the cause of the error message.