How To Fix MEOUT121 - Unit of measure &1 not a unit of mass

SAP Error Message - Details

• Message type: E = Error

• Message class: MEOUT - New Business Logic for Outline Agreements

• Message number: 121

• Message text: Unit of measure &1 not a unit of mass

What causes this issue?

You want to maintain scales. The scale type for the condition type &V2&
stipulates a weight-dependent scale.
However, the specified unit of measure &V1& is not a unit of weight.

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?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message MEOUT121 - Unit of measure &1 not a unit of mass ?

  The SAP error message MEOUT121 indicates that the unit of measure (UoM) specified in a transaction is not recognized as a unit of mass. This error typically occurs in the context of materials management, particularly when dealing with purchasing or inventory management processes.
  Cause:
  
  Incorrect Unit of Measure: The unit of measure you are trying to use is not defined as a unit of mass in the system. For example, using a unit like "pieces" (PC) or "boxes" (BX) instead of a mass unit like "kilograms" (KG) or "grams" (GR).
  Material Master Data: The material master record may not be set up correctly, and the unit of measure for the material is not defined as a mass unit.
  Configuration Issues: The configuration in the SAP system may not have the necessary units of measure defined or linked correctly.
  
  Solution:
  
  Check the Unit of Measure: Verify the unit of measure you are using in the transaction. Ensure that it is a valid unit of mass. Common mass units include KG, GR, LB, etc.
  Review Material Master Data:
  
  Go to the material master record (transaction code MM03).
  Check the "Basic Data" and "Purchasing" views to ensure that the unit of measure is correctly defined.
  Ensure that the base unit of measure is set to a mass unit.
  
  
  Update Material Master: If the unit of measure is incorrect, you may need to update the material master record (transaction code MM02) to correct the unit of measure.
  Check Configuration: If you have access to configuration settings, check the settings for units of measure in the SAP system (transaction code OME1) to ensure that the necessary mass units are defined and correctly linked to the relevant material types.
  Consult Documentation: If you are unsure about the correct units of measure or how to configure them, refer to SAP documentation or consult with your SAP support team.
  
  Related Information:
  
  Unit of Measure Tables: You can check the unit of measure definitions in the SAP tables, such as T006 (Units of Measure) and T006A (Units of Measure: Language-Dependent Texts).
  SAP Notes: Look for any relevant SAP Notes that might address specific issues related to units of measure and error MEOUT121.
  Training and Documentation: Ensure that users are trained on the correct use of units of measure in SAP to prevent similar errors in the future.
  
  By following these steps, you should be able to resolve the MEOUT121 error and ensure that the correct units of measure are used in your transactions.