How To Fix FINS_CFIN_BC_V121 - Transaction &1 for doc. type &2 doesn't match in source and target(&3/&4)

SAP Error Message - Details

• Message type: E = Error

• Message class: FINS_CFIN_BC_V - Business Configuration Validations

• Message number: 121

• Message text: Transaction &1 for doc. type &2 doesn't match in source and target(&3/&4)

What causes this issue?

The classification of FI document types for document splitting does not
match in source and target for document type &V2&.
The business transaction in source system is: &V3&
The business transaction in target system is: &V4&

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?

Procedure for System Administrators

Check the settings in SM30 V_T8G12 and compare with the source system.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message FINS_CFIN_BC_V121 - Transaction &1 for doc. type &2 doesn't match in source and target(&3/&4) ?

  The SAP error message FINS_CFIN_BC_V121 typically occurs in the context of Central Finance (CFIN) when there is a mismatch between the source and target systems regarding the document type during the data transfer process. This error indicates that the document type in the source system does not correspond to the expected document type in the target system.
  Cause:
  
  Document Type Mismatch: The document type in the source system (where the transaction originates) does not match the document type defined in the target system (where the transaction is being posted).
  Configuration Issues: There may be configuration discrepancies between the source and target systems, such as missing or incorrectly mapped document types.
  Data Transfer Issues: There could be issues in the data transfer process, such as incorrect mapping or transformation rules that lead to the mismatch.
  Custom Development: If there are custom developments or enhancements in either system, they may not align properly, causing discrepancies in document types.
  
  Solution:
  
  
  Check Document Type Configuration:
  
  Verify the document types in both the source and target systems. Ensure that the document types used in the source system are correctly mapped to the corresponding document types in the target system.
  Use transaction codes like OBY6 (for document types) to check the configuration.
  
  
  
  Mapping Configuration:
  
  Review the mapping configuration in the Central Finance settings. Ensure that the document types are correctly defined in the mapping table.
  Use transaction CFIN_MIGRATION or CFIN_MIGRATION_MAINTAIN to check the mapping settings.
  
  
  
  Data Transfer Logs:
  
  Check the logs for the data transfer process to identify any specific issues or errors that may provide more context on the mismatch.
  Use transaction SLG1 to view application logs related to Central Finance.
  
  
  
  Custom Code Review:
  
  If there are any custom developments, review the code to ensure that it correctly handles document types and adheres to the expected mappings.
  
  
  
  Testing:
  
  After making any changes, perform tests to ensure that the document types are now correctly matched and that the error does not reoccur.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or notes related to Central Finance for any specific guidelines or known issues regarding document type mappings.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance on document type configuration in Central Finance.
  Central Finance Configuration Guide: Review the Central Finance configuration guide for best practices and detailed steps on setting up document types and mappings.
  SAP Community: Engage with the SAP Community forums for insights from other users who may have encountered similar issues.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve the document type mismatch in your Central Finance setup.