How To Fix M3459 - Specify a procedure for model selection

SAP Error Message - Details

• Message type: E = Error

• Message class: M3 - Material Master

• Message number: 459

• Message text: Specify a procedure for model selection

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message M3459 - Specify a procedure for model selection ?

  The SAP error message M3459, "Specify a procedure for model selection," typically occurs in the context of SAP's Advanced Planning and Optimization (APO) or similar modules where model selection is required for planning or forecasting processes. This error indicates that the system requires a specific procedure or method to be defined for selecting a model, but it has not been provided.
  Cause:
  
  Missing Configuration: The error often arises when the necessary configuration for model selection is not set up in the system. This could be due to missing entries in the planning book or the data view.
  Incorrect Settings: The settings for the planning model or the forecasting model may not be correctly defined, leading to the system being unable to determine which model to use.
  User Input: If a user is trying to execute a planning function or a forecast without specifying the required model selection procedure, this error can occur.
  
  Solution:
  
  
  Define Model Selection Procedure:
  
  Go to the relevant configuration settings in SAP APO or the specific module you are working with.
  Navigate to the area where model selection procedures are defined (this may vary based on the specific module).
  Ensure that a model selection procedure is created and assigned to the relevant planning book or data view.
  
  
  
  Check Planning Book Settings:
  
  Open the planning book in question and verify that the model selection procedure is correctly assigned.
  Ensure that all necessary parameters and settings are filled out correctly.
  
  
  
  Review User Input:
  
  If the error occurs during a user-initiated action, ensure that the user has selected the appropriate model or procedure before executing the function.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help resources for specific guidance on how to set up model selection procedures in your version of SAP.
  
  
  
  Testing:
  
  After making the necessary changes, test the process again to ensure that the error has been resolved.
  
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  Training and Documentation: Consider reviewing training materials or documentation specific to the planning module you are using, as they may provide additional insights into model selection procedures.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  If the problem persists after following these steps, it may be beneficial to consult with an SAP expert or your organization's SAP support team for further assistance.