How To Fix /BA1/F4_IR026 - Yield curve &2 in &3 has ref. interest rates with the same maturity date

SAP Error Message - Details

• Message type: E = Error

• Message class: /BA1/F4_IR -

• Message number: 026

• Message text: Yield curve &2 in &3 has ref. interest rates with the same maturity date

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /BA1/F4_IR026 - Yield curve &2 in &3 has ref. interest rates with the same maturity date ?

  The SAP error message /BA1/F4_IR026 indicates that there is an issue with the yield curve configuration in the system. Specifically, it points out that there are reference interest rates with the same maturity date, which is not allowed in the context of yield curve definitions.
  Cause:
  The error occurs when you attempt to create or modify a yield curve, and the system detects that there are multiple reference interest rates that share the same maturity date. This situation can arise due to:
  
  Duplicate Entries: There may be duplicate interest rate entries in the configuration for the same maturity date.
  Incorrect Data Entry: During the setup of interest rates, incorrect or duplicate data may have been entered.
  Data Migration Issues: If data was migrated from another system, it may have introduced duplicates.
  
  Solution:
  To resolve this error, you can follow these steps:
  
  
  Check Yield Curve Configuration:
  
  Navigate to the yield curve configuration in SAP (usually found in the transaction code related to yield curves, such as TCURV or similar).
  Review the reference interest rates associated with the yield curve in question.
  
  
  
  Identify Duplicates:
  
  Look for any reference interest rates that have the same maturity date. You can do this by sorting or filtering the entries based on maturity dates.
  
  
  
  Remove or Adjust Duplicates:
  
  If you find duplicate entries, you will need to either delete the duplicates or adjust them so that each maturity date has a unique reference interest rate.
  Ensure that the remaining entries are valid and correctly configured.
  
  
  
  Validate Changes:
  
  After making the necessary adjustments, validate the yield curve configuration to ensure that the error no longer occurs.
  You can do this by attempting to save or activate the yield curve again.
  
  
  
  Testing:
  
  Conduct tests to ensure that the yield curve behaves as expected after the changes.
  
  
  
  Related Information:
  
  Documentation: Refer to SAP documentation for yield curve configuration and interest rate management for more detailed guidance.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as TCURV (for yield curves) and TCURR (for currency rates) to navigate the configuration settings.
  Support: If the issue persists after following the above steps, consider reaching out to your SAP support team or consulting SAP Notes for any known issues or patches related to this error.
  
  By following these steps, you should be able to resolve the error and ensure that your yield curve configuration is correct.