How To Fix LB129 - Value &1 for characteristic &2 cannot be stored as numerator/denominator

SAP Error Message - Details

• Message type: E = Error

• Message class: LB - Logistics: Batch - Management

• Message number: 129

• Message text: Value &1 for characteristic &2 cannot be stored as numerator/denominator

What causes this issue?

You are maintaining a <DS:DE.ATWRT_WS>planned value</> or an actual
value for a characteristic for which you have defined
<DS:DE.LRMEI_WS>proportion or product units</> in the material master.
This value must be stored as a <DS:TX.MENGENUMRECHNUNG>numerator and
denominator for converting</> to the <DS:DE.MEINS>base unit of measure
</>. Numerators and denominators have a maximum length of five
characters.
The value you entered, &V1&, cannot be represented using numerators and
denominators.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Change the planned or actual value to a valid value.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message LB129 - Value &1 for characteristic &2 cannot be stored as numerator/denominator ?

  The SAP error message LB129 indicates that there is an issue with the values being assigned to a characteristic in the context of a calculation involving a numerator or denominator. This error typically arises in the context of SAP's Logistics or Production Planning modules, particularly when dealing with characteristics in the context of variant configuration or when defining formulas for calculations.
  Cause:
  The error message "LB129 Value &1 for characteristic &2 cannot be stored as numerator/denominator" usually occurs due to one of the following reasons:
  
  
  Invalid Value: The value being assigned to the characteristic is not valid for use as a numerator or denominator. This could be due to the value being non-numeric or not fitting the expected data type.
  
  
  Data Type Mismatch: The characteristic may be defined in a way that does not allow the value being assigned. For example, if the characteristic is defined as a string but a numeric value is being assigned.
  
  
  Configuration Issues: There may be issues with the configuration of the characteristic itself, such as incorrect settings in the characteristic definition or in the class that the characteristic belongs to.
  
  
  Missing Master Data: The characteristic may depend on certain master data that is not available or not correctly set up.
  
  
  Solution:
  To resolve the LB129 error, you can take the following steps:
  
  
  Check Characteristic Definition: Review the definition of the characteristic in the SAP system. Ensure that the data type and allowed values are correctly defined.
  
  
  Validate Input Values: Ensure that the values being assigned to the characteristic are valid and conform to the expected data type. If the characteristic is supposed to be numeric, ensure that the value is indeed a number.
  
  
  Review Configuration: Check the configuration settings for the characteristic and the class it belongs to. Make sure that all necessary settings are correctly configured.
  
  
  Check Master Data: Ensure that all relevant master data is available and correctly set up. This includes checking for any dependencies that the characteristic may have.
  
  
  Test with Different Values: If possible, try assigning different values to the characteristic to see if the error persists. This can help identify if the issue is with a specific value.
  
  
  Consult Documentation: Refer to SAP documentation or help resources for more specific guidance related to the characteristic and its usage.
  
  
  Seek 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:
  
  Transaction Codes: You may need to use transaction codes like CT04 (to maintain characteristics) or CL02 (to maintain classes) to check and modify the characteristic settings.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Community Forums: SAP Community forums can be a valuable resource for finding similar issues faced by other users and the solutions they found.
  
  By following these steps, you should be able to identify and resolve the issue causing the LB129 error in your SAP system.