How To Fix GP121 - Amount with unit & has been converted into unit &

SAP Error Message - Details

• Message type: E = Error

• Message class: GP - FI-SL and CO planning

• Message number: 121

• Message text: Amount with unit & has been converted into unit &

What causes this issue?

You have overwritten the original unit &V2& with the value &V1&. The
system therefore converted the planned value to the original unit.

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?

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message GP121 - Amount with unit & has been converted into unit & ?

  The SAP error message GP121 ("Amount with unit & has been converted into unit &") typically occurs in the context of SAP's General Ledger (GL) accounting or during the processing of financial documents. This error indicates that there is a discrepancy in the units of measure for amounts being processed, which can lead to issues in financial reporting or data integrity.
  Cause:
  
  Unit of Measure Mismatch: The error usually arises when there is an attempt to process an amount that is in one unit of measure, but the system expects it to be in another. For example, if a transaction is recorded in kilograms but the system expects it in grams, this error may occur.
  Configuration Issues: Incorrect configuration in the material master or in the settings for the relevant financial documents can lead to this error.
  Data Entry Errors: Manual entry of amounts with incorrect units can also trigger this error.
  
  Solution:
  
  Check Unit of Measure: Verify the units of measure for the amounts being processed. Ensure that they are consistent with what the system expects.
  Review Configuration: Check the configuration settings in the SAP system related to the material master, financial documents, and any relevant transaction codes. Ensure that the units of measure are correctly defined.
  Correct Data Entry: If the error is due to manual data entry, correct the entries to ensure that the amounts are in the expected units of measure.
  Consult Documentation: Refer to SAP documentation or help resources for specific guidance on handling unit of measure issues in your version of SAP.
  Testing: After making changes, perform tests to ensure that the error does not recur and that transactions are processed correctly.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as MM01 (Create Material), MM02 (Change Material), and FB50 (General Ledger Document Entry) to check and modify unit settings.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  User Forums: Engage with SAP community forums or user groups for additional insights and solutions from other users who may have encountered the same issue.
  
  If the problem 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 analysis and assistance.