How To Fix PR323 - You chose a model selection; now specify a selection procedure

PR323 - Overview

• Message type: E = Error

• Message class: PR - Forecast: Help messages

• Message number: 323

• Message text: You chose a model selection; now specify a selection procedure

What causes this issue?

You want to let the system automatically determine the forecast model.
To do this, you can choose between two model selection procedures.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Choose the model selection procedure you want via F4.

Error message extract from SAP system. Copyright SAP SE.

PR323 - Details

• The SAP error message PR323 typically occurs in the context of the SAP system when working with planning or forecasting models, particularly in the SAP Integrated Business Planning (IBP) or SAP Advanced Planning and Optimization (APO) modules. This error indicates that a model selection has been made, but the system requires a specific selection procedure to be defined in order to proceed.
  
  Cause:
  The error PR323 arises when:
  
  A user has selected a planning model or a forecasting model but has not specified the selection procedure that is necessary for the model to function correctly.
  The selection procedure is essential for determining how data is to be processed or analyzed within the selected model.
  
  
  Solution:
  To resolve the PR323 error, follow these steps:
  
  
  Specify a Selection Procedure:
  
  Navigate to the relevant planning or forecasting transaction where the error occurred.
  Look for an option to define or select a "Selection Procedure" in the user interface.
  Choose an appropriate selection procedure that