How To Fix FINS_CFIN_CO_MESSAGE305 - Document was already posted with &1 &2

SAP Error Message - Details

• Message type: E = Error

• Message class: FINS_CFIN_CO_MESSAGE - Central Finance Message Class

• Message number: 305

• Message text: Document was already posted with &1 &2

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message FINS_CFIN_CO_MESSAGE305 - Document was already posted with &1 &2 ?

  The SAP error message FINS_CFIN_CO_MESSAGE305 indicates that a document has already been posted with the specified document number and year. This error typically occurs in the context of financial postings, particularly in the Central Finance (CFIN) scenario, where data is replicated from various source systems into a central SAP S/4HANA system.
  Cause:
  The error is triggered when there is an attempt to post a document that has already been recorded in the system. This can happen due to several reasons:
  
  Duplicate Posting: The same document is being posted again, either due to a manual error or a system/process issue.
  Replication Issues: In Central Finance scenarios, if the same document is replicated from the source system after it has already been posted in the target system, this error can occur.
  Incorrect Document Number: The document number being used for posting may not be unique or may have been incorrectly referenced.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Document Status: Verify if the document with the specified number and year has indeed been posted. You can do this by checking the document in the relevant transaction (e.g., FB03 for financial documents).
  
  
  Avoid Duplicate Posting: Ensure that the document is not being posted multiple times. Review the process that generates the postings to prevent duplicates.
  
  
  Review Replication Settings: If you are working in a Central Finance environment, check the replication settings and logs to ensure that documents are not being replicated incorrectly. You may need to adjust the configuration or handle the document in the source system.
  
  
  Use Correct Document Number: Ensure that the document number you are trying to post is correct and does not conflict with existing documents.
  
  
  Consult Logs: Check the application logs (transaction SLG1) for more detailed information about the error and any related messages that could provide further insights.
  
  
  Contact Support: If the issue persists and you cannot identify the cause, consider reaching out to SAP support for assistance. They may provide additional insights based on the specific configuration and setup of your system.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as FB03 (Display Document), SLG1 (Application Log), and others that may help in troubleshooting.
  Central Finance Documentation: Review SAP documentation related to Central Finance for best practices and guidelines on handling postings and replication.
  SAP Notes: Check for any relevant SAP Notes that may address known issues or provide patches related to this error message.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.