How To Fix /SCWM/PS_WM008 - UoM check failed

SAP Error Message - Details

• Message type: E = Error

• Message class: /SCWM/PS_WM -

• Message number: 008

• Message text: UoM check failed

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SCWM/PS_WM008 - UoM check failed ?

  The SAP error message /SCWM/PS_WM008 UoM check failed typically occurs in the context of SAP Extended Warehouse Management (EWM) when there is an issue with the Unit of Measure (UoM) during a process such as goods receipt, goods issue, or inventory management. This error indicates that the system has detected a mismatch or inconsistency in the UoM being used for a particular transaction.
  Causes:
  
  UoM Mismatch: The UoM specified in the transaction does not match the UoM defined in the material master or the UoM expected for the specific operation.
  Conversion Issues: There may be issues with the conversion factors between different UoMs. For example, if a material is defined in base units but the transaction is trying to process it in a different unit without a proper conversion.
  Configuration Issues: Incorrect configuration in the material master or warehouse settings related to UoM can lead to this error.
  Data Inconsistencies: There may be inconsistencies in the data, such as missing or incorrect UoM settings in the material master or related tables.
  
  Solutions:
  
  
  Check Material Master: Verify the UoM settings in the material master record. Ensure that the base UoM and alternative UoMs are correctly defined.
  
  Transaction Code: MM03 (Display Material)
  
  
  
  Review UoM Conversion: Check the UoM conversion settings to ensure that the conversion factors are correctly defined.
  
  Transaction Code: MM02 (Change Material) -> Go to the "Units of Measure" tab.
  
  
  
  Validate Transaction Data: Ensure that the UoM used in the transaction matches the UoM defined in the material master. If you are entering a quantity, make sure it is in the correct UoM.
  
  
  Check Configuration: Review the configuration settings in the EWM system related to UoM. This may involve checking the settings in the customizing transaction (SPRO) for EWM.
  
  
  Test with Different UoMs: If applicable, try processing the transaction with different UoMs to see if the error persists.
  
  
  Consult Documentation: Refer to SAP documentation or notes related to UoM handling in EWM for any specific guidelines or known issues.
  
  
  Contact SAP Support: If the issue persists after checking the above points, consider reaching out to SAP support for further assistance, providing them with the error details and the context in which it occurs.
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  EWM Documentation: Review the SAP EWM documentation for best practices regarding UoM management.
  User Forums: Engage with SAP community forums or user groups where similar issues may have been discussed.
  
  By following these steps, you should be able to identify and resolve the cause of the /SCWM/PS_WM008 UoM check failed error in your SAP EWM system.