How To Fix LB153 - The proportion or product unit was transferred as reference unit of meas.

SAP Error Message - Details

• Message type: E = Error

• Message class: LB - Logistics: Batch - Management

• Message number: 153

• Message text: The proportion or product unit was transferred as reference unit of meas.

What causes this issue?

You have not maintained a reference unit of measure for
<DS:DE.LRMEI_WS>proportion units</> or <DS:DE.LRMEI_WS> product
units</>.

System Response

The proportion unit or product unit was automatically transferred as
reference unit of measure.

How to fix this error?

Please check the unit of measure.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message LB153 - The proportion or product unit was transferred as reference unit of meas. ?

  The SAP error message LB153 indicates that there is an issue with the unit of measure (UoM) in the context of inventory management or material management. Specifically, it suggests that the system is trying to transfer a proportion or product unit as a reference unit of measure, which is not allowed or not correctly configured.
  Cause:
  
  Incorrect Unit of Measure Configuration: The unit of measure for the material may not be set up correctly in the material master. This can happen if the base unit of measure and the alternative units of measure are not properly defined.
  Inconsistent Data: There may be inconsistencies in the data related to the material, such as incorrect conversion factors between different units of measure.
  Transfer of Incorrect UoM: The system may be attempting to process a transaction that involves a unit of measure that is not compatible with the expected reference unit of measure.
  
  Solution:
  
  
  Check Material Master Data:
  
  Go to the material master (transaction code MM03) and check the unit of measure settings.
  Ensure that the base unit of measure is correctly defined and that any alternative units of measure are properly configured with the correct conversion factors.
  
  
  
  Review UoM Conversion Factors:
  
  Verify that the conversion factors between the base unit of measure and any alternative units of measure are correctly set up. This can be done in the material master under the "Units of Measure" view.
  
  
  
  Adjust Transaction Data:
  
  If the error occurs during a specific transaction (e.g., goods movement, inventory transfer), review the transaction data to ensure that the correct unit of measure is being used.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help resources for specific guidance on handling unit of measure issues.
  
  
  
  Contact SAP Support:
  
  If the issue persists after checking the above points, consider reaching out to SAP support for further assistance, as they may provide insights specific to your system configuration.
  
  
  
  Related Information:
  
  Unit of Measure (UoM): In SAP, the unit of measure is a critical aspect of material management, affecting how quantities are handled in transactions.
  Material Master: The material master is a central repository of information about materials in SAP, including data related to units of measure.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as MM03 (Display Material), MM02 (Change Material), and MMBE (Stock Overview) to troubleshoot and manage material data effectively.
  
  By following these steps, you should be able to identify and resolve the issue related to the LB153 error message in SAP.