How To Fix LB159 - Numerator, denominator and exponent transferred from unit of measurement

SAP Error Message - Details

• Message type: E = Error

• Message class: LB - Logistics: Batch - Management

• Message number: 159

• Message text: Numerator, denominator and exponent transferred from unit of measurement

What causes this issue?

You have not maintained the numerator or denominator.

System Response

Numerators, denominators and exponents are transferred automatically
from the units of measurement table, if the unit of measurement that
you are using is assigned to a <DS:GLOS.Dimension>dimension</>.

How to fix this error?

Please check the numerator, denominator and exponent.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message LB159 - Numerator, denominator and exponent transferred from unit of measurement ?

  The SAP error message LB159, which states "Numerator, denominator and exponent transferred from unit of measurement," typically occurs in the context of material master data or when dealing with units of measure in SAP. This error indicates that there is an issue with the way units of measurement are defined or used in the system.
  Cause:
  
  Incorrect Unit of Measurement Configuration: The error often arises when the unit of measurement (UoM) is not properly defined in the system. This can include issues with the numerator, denominator, or exponent values associated with the UoM.
  Inconsistent UoM Usage: If the UoM used in a transaction does not match the expected configuration in the material master or in the relevant transaction, this error can occur.
  Missing or Incorrect Conversion Factors: If the conversion factors between different units of measurement are not set up correctly, it can lead to this error.
  
  Solution:
  
  
  Check Unit of Measurement Configuration:
  
  Go to the transaction code CUNI (Unit of Measure Conversion) in SAP.
  Verify that the UoM in question is correctly defined, including its numerator, denominator, and exponent values.
  Ensure that the UoM is set up correctly in the material master data (transaction code MM02 for changing material master data).
  
  
  
  Review Material Master Data:
  
  Check the material master record for the specific material that is causing the error.
  Ensure that the UoM used in the transaction matches the UoM defined in the material master.
  
  
  
  Check Conversion Factors:
  
  Ensure that all necessary conversion factors between different units of measurement are defined and correct.
  If you are using multiple UoMs, ensure that the conversion paths are valid.
  
  
  
  Testing:
  
  After making the necessary changes, test the transaction again to see if the error persists.
  
  
  
  Related Information:
  
  Documentation: Refer to SAP Help documentation for detailed information on units of measurement and their configuration.
  Transaction Codes:
  
  CUNI: Unit of Measure Conversion
  MM02: Change Material Master
  MM03: Display Material Master
  
  
  SAP Notes: Check for any relevant SAP Notes that may address specific issues related to this error message.
  
  If the problem persists after checking the above points, it may be beneficial to consult with your SAP support team or refer to SAP community forums for additional insights.