How To Fix UPP_LB042 - Incorrect key figure in line &1 overwritten with &2

SAP Error Message - Details

• Message type: E = Error

• Message class: UPP_LB - Layout Builder: Messages

• Message number: 042

• Message text: Incorrect key figure in line &1 overwritten with &2

What causes this issue?

No key figure or an incorrect one was entered in row &V1&.

System Response

As in the processing step only one key figure (&V2&) was selected, this
is automatically used by the system.

How to fix this error?

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

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 UPP_LB042 - Incorrect key figure in line &1 overwritten with &2 ?

  The SAP error message UPP_LB042, which states "Incorrect key figure in line &1 overwritten with &2," typically occurs in the context of SAP's Integrated Business Planning (IBP) or Advanced Planning and Optimization (APO) modules. This error indicates that there is a mismatch or inconsistency in the key figures being processed in a planning scenario.
  Cause:
  
  
  Incorrect Key Figure Assignment: The error often arises when a key figure that is not valid for a particular planning area or context is being used. This can happen if the key figure is not defined correctly in the planning area or if it is being referenced incorrectly in a planning function or data view.
  
  
  Data Inconsistency: If the data being processed contains key figures that do not match the expected format or type, the system may overwrite them with a default or valid key figure, leading to this error.
  
  
  Configuration Issues: There may be issues in the configuration of the planning area, such as missing or incorrectly defined key figures, which can lead to this error.
  
  
  Solution:
  
  
  Check Key Figure Definitions: Review the definitions of the key figures in the planning area. Ensure that the key figures being used in the planning function or data view are correctly defined and valid for the context in which they are being used.
  
  
  Validate Data Input: Ensure that the data being input into the planning function or process is consistent and adheres to the expected formats for the key figures. Look for any discrepancies in the data that could lead to this error.
  
  
  Review Planning Functions: If the error occurs during the execution of a planning function, check the logic of the function to ensure that it is correctly referencing the key figures. Make sure that the key figures are being used appropriately and that there are no typos or incorrect references.
  
  
  Consult Documentation: Refer to SAP documentation or notes related to the specific planning area or function you are working with. There may be specific guidelines or known issues that can help resolve the error.
  
  
  Testing and Debugging: If the issue persists, consider running tests with different data sets or configurations to isolate the problem. Debugging the planning function or process may also provide insights into where the error is occurring.
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  Training and Documentation: Ensure that users involved in the planning process are adequately trained on the key figures and their proper usage within the SAP system.
  
  By following these steps, you should be able to identify the root cause of the UPP_LB042 error and implement a solution to resolve it.