How To Fix FINS_CFIN_MAPPING015 - 1:n mappings are not allowed in the CSV file.

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 015

• Message text: 1:n mappings are not allowed in the CSV file.

What causes this issue?

In the CSV file, you are attempting to assign one value of the source
system to more than one value in the <LS>Central Finance</> system.

System Response

This is <ZH>not</> allowed and these entries will <ZH>not</> be
uploaded.

How to fix this error?

Only assign <ZH>one</> value of the source system to <ZH>one</> value in
the <LS>Central Finance
</> system, so that the CSV file is uploaded to 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_MAPPING015 - 1:n mappings are not allowed in the CSV file. ?

  The SAP error message FINS_CFIN_MAPPING015 indicates that there is an issue with the mapping configuration in a CSV file used for data import or processing in the Central Finance (CFIN) module. Specifically, the error states that "1:n mappings are not allowed," which means that the system has detected a mapping scenario where a single source record is trying to map to multiple target records, which is not permitted.
  Cause:
  
  Incorrect Mapping Configuration: The CSV file may contain entries where one source record is associated with multiple target records, leading to ambiguity in the mapping process.
  Data Duplication: There might be duplicate entries in the CSV file that cause the system to interpret them as multiple mappings for a single source.
  Improper Data Structure: The structure of the CSV file may not align with the expected format for the mapping, leading to misinterpretation of the data.
  
  Solution:
  
  Review the CSV File: Check the CSV file for any entries that may be causing the 1:n mapping issue. Ensure that each source record maps to only one target record.
  Eliminate Duplicates: Remove any duplicate entries in the CSV file that could lead to multiple mappings for a single source.
  Correct Mapping Logic: Ensure that the mapping logic defined in the CSV file adheres to the 1:1 mapping requirement. Each source entry should have a unique corresponding target entry.
  Validate Data Structure: Make sure that the CSV file is structured correctly according to the specifications provided by SAP for the Central Finance mapping process.
  Test with Sample Data: Before running the full import, test the mapping with a smaller sample of data to ensure that the mappings are correct and do not produce errors.
  
  Related Information:
  
  SAP Documentation: Refer to the official SAP documentation for Central Finance for detailed guidelines on mapping configurations and CSV file formats.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Community Forums: Engage with SAP community forums or support channels where similar issues may have been discussed, and solutions shared by other users.
  
  By following these steps, you should be able to resolve the FINS_CFIN_MAPPING015 error and successfully process your CSV file for Central Finance mapping.