How To Fix J-128 - Valuation of options: Error when reading volatility of ref. int. rate &

J-128 - Overview

• Message type: E = Error

• Message class: J- -

• Message number: 128

• Message text: Valuation of options: Error when reading volatility of ref. int. rate &

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 J-128 - Valuation of options: Error when reading volatility of ref. int. rate & ?

  The SAP error message J-128, which states "Valuation of options: Error when reading volatility of ref. int. rate," typically occurs in the context of financial instruments, particularly when dealing with options and derivatives in SAP's Treasury and Risk Management module. This error indicates that the system is unable to retrieve the necessary volatility data for the reference interest rate used in the valuation of options.
  Causes:
  
  Missing Data: The volatility data for the reference interest rate may not be maintained in the system. This could be due to missing configuration or data entry.
  Incorrect Configuration: The settings for the reference interest rate or the volatility model may not be correctly configured in the system.
  Data Source Issues: If the volatility data is supposed to be fetched from an external source (like a market data provider), there may be connectivity issues or the data feed may not be functioning properly.
  Versioning Issues: If there are multiple