How To Fix RY309 - External valuation: Function name &1 not maintained in evaluation types

RY309 - Overview

• Message type: E = Error

• Message class: RY - Messages for RM Basis

• Message number: 309

• Message text: External valuation: Function name &1 not maintained in evaluation types

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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RY309 - Details

• The SAP error message RY309 indicates that there is an issue with external valuation in the context of evaluation types. Specifically, it means that a function name required for the external valuation process is not maintained in the evaluation types configuration.
  
  Cause:
  The error typically arises when:
  
  The system is trying to perform an external valuation (for example, in the context of asset accounting or inventory valuation) but cannot find the necessary function name associated with the evaluation type.
  The evaluation type configuration is incomplete or incorrect, meaning that the required function for processing the valuation is not defined.
  
  
  Solution:
  To resolve the RY309 error, you can follow these steps:
  
  
  Check Evaluation Types Configuration:
  
  Go to the configuration settings for evaluation types in SAP. This can usually be found in the following path:
  SPRO > Financial Accounting > Asset Accounting > Valuation > Define Evaluation Types
  
  
  Ensure that the evaluation type you are using has the necessary function name maintained.
  
  
  
  Maintain