How To Fix FSC1087 - Retroactive accounting of interest calculation is required

SAP Error Message - Details

• Message type: E = Error

• Message class: FSC1 - FI-CA Extended: Message Class

• Message number: 087

• Message text: Retroactive accounting of interest calculation is required

Self-Explanatory Message

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To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message FSC1087 - Retroactive accounting of interest calculation is required ?

  The SAP error message FSC1087, which states "Retroactive accounting of interest calculation is required," typically occurs in the context of financial transactions, particularly when dealing with interest calculations in accounts receivable or accounts payable. This error indicates that there is a need to recalculate interest for a period that has already been closed or processed, often due to changes in the underlying data or conditions.
  Causes:
  
  Changes in Payment Terms: If payment terms or interest rates have been modified after the original transaction was posted, the system may require a retroactive calculation.
  Data Corrections: Adjustments made to invoices or payments that affect interest calculations can trigger this error.
  Posting Period Issues: If the posting period for the transaction has been closed, but changes necessitate recalculating interest, this error may arise.
  Configuration Issues: Incorrect configuration in the interest calculation settings can lead to this error.
  
  Solutions:
  
  Review Changes: Check if there have been any changes to payment terms, interest rates, or other relevant data that could affect interest calculations.
  Reopen Posting Period: If feasible, consider reopening the posting period to allow for the necessary adjustments and recalculations.
  Adjust Transactions: Make any necessary adjustments to the transactions that require retroactive interest calculations. This may involve reversing and re-posting transactions.
  Run Interest Calculation: Execute the interest calculation program to recalculate interest for the affected periods. This can often be done through transaction codes like F.28 (for interest calculation).
  Consult Configuration: Review the configuration settings for interest calculation in the SAP system to ensure they are set up correctly. This may involve checking the settings in the Financial Accounting (FI) module.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as FBL1N (Vendor Line Item Display), FBL5N (Customer Line Item Display), and F.28 (Interest Calculation).
  SAP Notes: Check for any SAP Notes related to this error message for specific patches or updates that may address the issue.
  Documentation: Review SAP documentation or help files related to interest calculation and retroactive accounting for more detailed guidance.
  User Forums: Engage with SAP community forums or user groups for insights from other users who may have encountered and resolved similar issues.
  
  If the problem persists after trying the above solutions, it may be beneficial to consult with your SAP support team or a professional with expertise in SAP Financial Accounting.