How To Fix FAA_POST103 - System error during conversion of FI doc. to accounting interface doc.

SAP Error Message - Details

• Message type: E = Error

• Message class: FAA_POST - FIAA Posting Messages (Object-Oriented Kernel)

• Message number: 103

• Message text: System error during conversion of FI doc. to accounting interface doc.

What causes this issue?

An internal error occurred during the conversion of an FI document to
the internal tables of the accounting interface.

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?

Inform your system administrator.

Procedure for System Administrators

The error occurs in function module <AB>FI_DOC_TO_ACC_TRANSFORM</>.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message FAA_POST103 - System error during conversion of FI doc. to accounting interface doc. ?

  The SAP error message FAA_POST103, which indicates a "System error during conversion of FI doc. to accounting interface doc," typically occurs in the context of the integration between the Asset Accounting (FI-AA) module and the Financial Accounting (FI) module. This error can arise due to various reasons, including configuration issues, data inconsistencies, or system-related problems.
  Causes:
  
  Configuration Issues: Incorrect settings in the Asset Accounting configuration can lead to errors during document posting.
  Data Inconsistencies: Missing or incorrect data in the asset master records or related financial documents can cause conversion failures.
  Authorization Issues: Lack of proper authorizations for the user trying to post the document can lead to errors.
  System Bugs: Occasionally, bugs in the SAP system or specific patches may lead to unexpected errors.
  Document Type Issues: The document type used for posting may not be correctly configured for the transaction.
  
  Solutions:
  
  Check Configuration: Review the configuration settings in the Asset Accounting and Financial Accounting modules. Ensure that all necessary settings are correctly defined.
  Validate Data: Check the asset master records and related financial documents for any inconsistencies or missing information. Ensure that all required fields are filled out correctly.
  Review Authorizations: Ensure that the user has the necessary authorizations to perform the posting. Check the user roles and permissions.
  Analyze Logs: Use transaction codes like SLG1 (Application Log) to check for detailed error logs that can provide more context about the issue.
  Check for Notes and Patches: Look for any SAP Notes or patches related to this error message. Sometimes, applying the latest patches can resolve known issues.
  Test in a Development Environment: If possible, replicate the issue in a development or test environment to analyze the problem without affecting production data.
  Contact SAP Support: If the issue persists and cannot be resolved through the above steps, consider reaching out to SAP Support for further assistance.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as:
  
  AS01: Create Asset
  AS02: Change Asset
  AS03: Display Asset
  FB50: General Ledger Account Document Entry
  
  
  SAP Notes: Search the SAP Support Portal for specific notes related to FAA_POST103 for any known issues or fixes.
  Documentation: Review SAP documentation for Asset Accounting and Financial Accounting for best practices and configuration guidelines.
  
  By following these steps, you should be able to identify the root cause of the FAA_POST103 error and implement a suitable solution.