How To Fix FINS_CFIN_MAPPING026 - 1:n mappings are not allowed in the Central Finance system.

SAP Error Message - Details

• Message type: E = Error

• Message class: FINS_CFIN_MAPPING - Central Finance: Messages for Mapping

• Message number: 026

• Message text: 1:n mappings are not allowed in the Central Finance system.

What causes this issue?

The source values that you are attempting to upload are already mapped
in the <LS>Central Finance</> system.

System Response

These rows will <ZH>not</> be uploaded to the <LS>Central Finance</>
system.

How to fix this error?

Check the data in the CSV file and the data in the <LS>Central Finance
</>system.

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 FINS_CFIN_MAPPING026 - 1:n mappings are not allowed in the Central Finance system. ?

  The SAP error message FINS_CFIN_MAPPING026 indicates that there is an issue with the mapping configuration in the Central Finance (CFIN) system. Specifically, it states that "1:n mappings are not allowed," which means that the system has detected a mapping scenario where a single source entity is being mapped to multiple target entities, which is not permitted in the Central Finance setup.
  Cause:
  
  Mapping Configuration: The error typically arises when there is an attempt to create a mapping where one source account (or entity) is linked to multiple target accounts. This can happen in various mapping scenarios, such as account mapping, cost center mapping, or profit center mapping.
  Data Inconsistency: There may be inconsistencies in the mapping tables or configurations that lead to this situation.
  Incorrect Setup: The mapping setup may not adhere to the rules defined for Central Finance, which requires a one-to-one mapping for certain entities.
  
  Solution:
  
  
  Review Mapping Configuration:
  
  Go to the mapping configuration in the Central Finance system.
  Check the specific mapping that is causing the error. Look for any instances where a single source entity is mapped to multiple target entities.
  Ensure that each source entity has a unique target entity.
  
  
  
  Adjust Mappings:
  
  If you find any 1:n mappings, you will need to adjust them to ensure that each source entity maps to only one target entity.
  You may need to create additional target entities if necessary to maintain the integrity of the mapping.
  
  
  
  Use Alternative Mapping Strategies:
  
  If the business process requires multiple target entities, consider using alternative mapping strategies, such as creating a hierarchy or using a different mapping logic that adheres to the 1:1 requirement.
  
  
  
  Testing:
  
  After making changes to the mapping configuration, perform testing to ensure that the mappings work as expected and that the error does not reoccur.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or notes related to Central Finance mapping for additional guidance and best practices.
  
  
  
  Seek Support:
  
  If you are unable to resolve the issue, consider reaching out to SAP support or consulting with an SAP expert who specializes in Central Finance.
  
  
  
  Related Information:
  
  Central Finance: Central Finance is a solution that allows organizations to consolidate financial data from multiple systems into a single central system for reporting and analysis.
  Mapping Tables: In Central Finance, mapping tables are used to define how data from the source systems is transformed and transferred to the Central Finance system.
  SAP Notes: Check for any relevant SAP Notes that may provide additional insights or solutions related to this error message.
  
  By following these steps, you should be able to identify and resolve the issue related to the FINS_CFIN_MAPPING026 error in your Central Finance system.