How To Fix C(103 - Error when posting FI reconciliation key

SAP Error Message - Details

• Message type: E = Error

• Message class: C( -

• Message number: 103

• Message text: Error when posting FI reconciliation key

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message C(103 - Error when posting FI reconciliation key ?

  The SAP error message C(103) "Error when posting FI reconciliation key" typically occurs during the posting of financial documents in the Financial Accounting (FI) module. This error can arise due to various reasons, and understanding the cause is essential for resolving it.
  Causes of C(103) Error
  
  
  Incorrect Reconciliation Key: The reconciliation key you are trying to post may not be valid or may not exist in the system.
  
  
  Missing Configuration: The reconciliation account may not be properly configured in the system, or there may be missing settings in the chart of accounts.
  
  
  Posting Period Issues: The posting period may be closed or not open for the transaction you are trying to post.
  
  
  Document Type Restrictions: The document type used for the posting may have restrictions that prevent the posting of certain types of transactions.
  
  
  Account Type Mismatch: There may be a mismatch between the account type of the reconciliation account and the type of transaction being posted.
  
  
  Authorization Issues: The user may not have the necessary authorizations to post to the specified reconciliation account.
  
  
  Solutions
  
  
  Verify Reconciliation Key: Check if the reconciliation key you are using is valid. You can do this by navigating to the relevant master data and ensuring that the key exists.
  
  
  Check Configuration: Review the configuration settings for the reconciliation account in the chart of accounts. Ensure that all necessary settings are in place.
  
  
  Open Posting Period: Ensure that the posting period is open for the transaction date. You can check this in the transaction code OB52.
  
  
  Review Document Type: Check the document type settings in transaction code OBA7 to ensure that it allows postings to the reconciliation account.
  
  
  Account Type Verification: Ensure that the account type of the reconciliation account matches the type of transaction you are trying to post.
  
  
  Authorization Check: Verify that the user has the necessary authorizations to post to the reconciliation account. This can be checked in transaction SU53 or by consulting with your security team.
  
  
  Related Information
  
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as:
  
  OB52: For managing posting periods.
  OBA7: For document type configuration.
  FS00: For viewing and editing G/L account master data.
  
  
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. You can search for specific notes in the SAP Support Portal.
  
  
  Debugging: If the issue persists, consider debugging the posting process to identify the exact point of failure. This may require assistance from a technical consultant.
  
  
  Consult Documentation: Review SAP documentation or help files for additional insights into the reconciliation process and error handling.
  
  
  By following these steps, you should be able to identify the cause of the C(103) error and implement the appropriate solution. If the problem continues, it may be beneficial to consult with your SAP support team or a qualified SAP consultant for further assistance.