How To Fix ACE_S4121 - For quantity based accrual calculation the unit of measure must be filled

SAP Error Message - Details

• Message type: E = Error

• Message class: ACE_S4 - Messages for S/4HANA Accrual Engine

• Message number: 121

• Message text: For quantity based accrual calculation the unit of measure must be filled

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message ACE_S4121 - For quantity based accrual calculation the unit of measure must be filled ?

  The SAP error message ACE_S4121 indicates that there is an issue with the unit of measure (UoM) in the context of quantity-based accrual calculations. This error typically arises when the system expects a unit of measure to be specified for a quantity-based accrual, but it is missing or not properly defined.
  Cause:
  
  Missing Unit of Measure: The most common cause is that the unit of measure field is not filled in the relevant document or transaction.
  Incorrect Configuration: The configuration settings for the accrual calculation may not be set up correctly, leading to the system not recognizing the unit of measure.
  Data Entry Error: There may be a data entry error where the unit of measure was inadvertently left blank or incorrectly entered.
  Master Data Issues: The master data for the materials or services involved may not have the unit of measure defined correctly.
  
  Solution:
  
  Check Document Entries: Review the document or transaction where the error occurred and ensure that the unit of measure field is filled in correctly.
  Review Configuration: Check the configuration settings for the accrual calculation in the SAP system. Ensure that the settings are appropriate for the type of accrual being processed.
  Correct Master Data: Verify the master data for the materials or services involved. Ensure that the unit of measure is defined and correctly assigned.
  Re-enter Data: If there was a data entry error, correct the entries and try processing the transaction again.
  Consult Documentation: Refer to SAP documentation or help resources for specific guidance on handling this error in your version of SAP.
  
  Related Information:
  
  Transaction Codes: Depending on the context, you may need to use transaction codes like ME21N (Create Purchase Order), ME22N (Change Purchase Order), or others related to the specific module you are working with.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  User Roles and Authorizations: Ensure that the user has the necessary roles and authorizations to make changes to the relevant documents or master data.
  Testing: After making corrections, perform a test run to ensure that the error does not reoccur.
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP support team or a technical consultant who can provide more in-depth assistance.