How To Fix UCT8038 - Mapping rule for &1, row &2: MOVE for key figure is incorrect

SAP Error Message - Details

• Message type: E = Error

• Message class: UCT8 - Message class for UCT8(mapping)

• Message number: 038

• Message text: Mapping rule for &1, row &2: MOVE for key figure is incorrect

What causes this issue?

The mapping rule for key figure &V1& contains a move in row &V2&. A
separation or a concatenation rule is defined in the move. This is
inappropriate for a key figure.

System Response

The settings cannot be saved. The system issues this error message.

How to fix this error?

Make sure that the move meets the following requirements:
<LS>Offset </>and <LS>Length </>are not defined.
<LS>Separator </>and <LS>Index </>are not defined.
The move contains only one row - meaning that the target field is
<ZH>not </>a concatenation of multiple source fields or constants.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message UCT8038 - Mapping rule for &1, row &2: MOVE for key figure is incorrect ?

  The SAP error message UCT8038 indicates that there is an issue with a mapping rule in the context of data transfer or transformation, specifically related to a key figure in a data model. This error typically arises in the context of SAP BW (Business Warehouse) or SAP HANA when working with data flows, transformations, or data modeling.
  Cause:
  The error message "Mapping rule for &1, row &2: MOVE for key figure is incorrect" suggests that there is a problem with the way a key figure is being mapped or transformed in the data flow. The specific causes can include:
  
  Incorrect Mapping Rule: The mapping rule defined for the key figure may not be valid. This could be due to syntax errors or logical errors in the transformation rules.
  Data Type Mismatch: The data type of the source field may not match the expected data type of the target key figure.
  Missing Key Figure: The key figure being referenced may not exist in the target structure or may not be properly defined.
  Incorrect Row Reference: The row number referenced in the error message may point to a specific mapping rule that has an issue.
  
  Solution:
  To resolve the UCT8038 error, you can follow these steps:
  
  
  Check Mapping Rules: Review the mapping rules for the specified key figure. Ensure that the syntax is correct and that the logic aligns with the intended data transformation.
  
  
  Verify Data Types: Ensure that the data types of the source fields match the expected data types of the target key figures. If there is a mismatch, you may need to convert the data types appropriately.
  
  
  Confirm Key Figure Existence: Check that the key figure referenced in the error message exists in the target data structure and is correctly defined.
  
  
  Review Row Reference: Look at the specific row mentioned in the error message. This may help you identify the exact mapping rule that is causing the issue.
  
  
  Test the Transformation: After making corrections, test the transformation to ensure that the error is resolved and that data is being processed correctly.
  
  
  Consult Documentation: If you are unsure about the mapping rules or the expected data types, refer to SAP documentation or consult with a colleague who has experience with the specific data model.
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  SAP Community: Engage with the SAP Community forums to see if others have encountered similar issues and what solutions they found.
  Data Modeling Best Practices: Familiarize yourself with best practices for data modeling in SAP BW or SAP HANA to avoid similar issues in the future.
  
  By following these steps, you should be able to identify and resolve the cause of the UCT8038 error message in your SAP environment.