How To Fix /SAPAPO/PR455 - Automatic model selection has selected the external forecast

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/PR -

• Message number: 455

• Message text: Automatic model selection has selected the external forecast

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/PR455 - Automatic model selection has selected the external forecast ?

  The SAP error message /SAPAPO/PR455 indicates that the automatic model selection process in SAP Advanced Planning and Optimization (APO) has chosen to use an external forecast for a particular planning object. This message is not necessarily an error but rather an informational message indicating the decision made by the system regarding forecast modeling.
  Cause:
  
  External Forecast Availability: The system has detected that an external forecast is available for the planning object in question. This could be due to data being imported from an external source or a previous forecast generated outside of the SAP system.
  Model Selection Criteria: The automatic model selection process evaluates various forecasting models based on historical data and performance metrics. If the external forecast is deemed more accurate or suitable based on these criteria, it will be selected.
  Configuration Settings: The settings in the forecasting model configuration may prioritize external forecasts over internal ones, depending on how the system is set up.
  
  Solution:
  
  Review External Forecast Data: Check the external forecast data to ensure it is accurate and up-to-date. If the external data is not reliable, consider updating or correcting it.
  Adjust Model Selection Settings: If you want to change the behavior of the automatic model selection, you can adjust the configuration settings in the forecasting model. This may involve changing the criteria used for model selection or modifying the weights assigned to different forecasting methods.
  Manual Override: If necessary, you can manually override the automatic selection and choose a different forecasting model that better fits your needs.
  Analyze Historical Performance: Review the historical performance of both the external forecast and the internal models to understand why the system made this selection. This analysis can help in making informed decisions about future configurations.
  
  Related Information:
  
  Forecasting Models: Familiarize yourself with the different forecasting models available in SAP APO and their respective strengths and weaknesses.
  SAP Documentation: Refer to the official SAP documentation for detailed information on forecasting and planning in SAP APO, including how to configure and manage forecasting models.
  SAP Notes: Check for any relevant SAP Notes that may address specific issues or provide updates related to forecasting and model selection.
  User Forums and Communities: Engage with SAP user communities or forums where you can find discussions and solutions related to similar issues faced by other users.
  
  By understanding the context of the message and taking appropriate actions, you can effectively manage the forecasting process in SAP APO.