How To Fix ESH_OM_OBJ_MODEL_RP2849 - Unit of measure &1 of using scale &2 does not exist

SAP Error Message - Details

• Message type: E = Error

• Message class: ESH_OM_OBJ_MODEL_RP2 - Object Model Repository (2)

• Message number: 849

• Message text: Unit of measure &1 of using scale &2 does not exist

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message ESH_OM_OBJ_MODEL_RP2849 - Unit of measure &1 of using scale &2 does not exist ?

  The SAP error message ESH_OM_OBJ_MODEL_RP2849 indicates that there is an issue with the unit of measure (UoM) associated with a scale in your SAP system. Specifically, it means that the unit of measure you are trying to use does not exist in the system for the specified scale.
  Cause:
  
  Missing Unit of Measure: The unit of measure specified (represented as &1 in the error message) is not defined in the system.
  Incorrect Scale Definition: The scale (represented as &2) may not be correctly defined or may not be linked to the specified unit of measure.
  Configuration Issues: There may be configuration issues in the material master or related settings that prevent the system from recognizing the unit of measure.
  
  Solution:
  
  
  Check Unit of Measure Configuration:
  
  Go to the transaction code CUNI (Unit of Measure Conversion) to check if the unit of measure exists in the system.
  If it does not exist, you will need to create it. Ensure that the unit of measure is defined correctly and is active.
  
  
  
  Verify Scale Definition:
  
  Check the scale definition in the relevant configuration settings. Ensure that the scale is correctly linked to the unit of measure you are trying to use.
  You can check the scale settings in the relevant application area (e.g., material management, sales and distribution).
  
  
  
  Material Master Data:
  
  If the error occurs while processing a specific material, check the material master data (transaction code MM03) to ensure that the unit of measure is correctly assigned to the material.
  Ensure that the base unit of measure and any alternative units of measure are correctly defined.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or help resources related to unit of measure and scale configuration for additional guidance.
  
  
  
  Testing:
  
  After making the necessary changes, test the process again to ensure that the error is resolved.
  
  
  
  Related Information:
  
  Transaction Codes:
  
  CUNI: Unit of Measure Conversion
  MM03: Display Material Master
  MM02: Change Material Master
  
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  User Authorization: Ensure that you have the necessary authorizations to make changes to unit of measure and scale configurations.
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP support team or a functional consultant who specializes in the relevant module.