How To Fix /SAPAPO/PR466 - Seasonal index is negative

/SAPAPO/PR466 - Overview

• Message type: E = Error

• Message class: /SAPAPO/PR -

• Message number: 466

• Message text: Seasonal index is negative

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/PR466 - Seasonal index is negative ?

  The SAP error message /SAPAPO/PR466 Seasonal index is negative typically occurs in the context of SAP Advanced Planning and Optimization (APO) when dealing with demand planning and forecasting. This error indicates that the seasonal index calculated for a particular product or time period is negative, which is not valid in the context of demand forecasting.
  
  Cause:
  
  
  Data Issues: The most common cause of a negative seasonal index is the presence of incorrect or insufficient historical data. This can include:
  
  Missing data points for certain periods.
  Data that is not representative of actual demand (e.g., outliers, erroneous entries).
  Seasonal patterns that are not well-defined due to insufficient historical data.
  
  
  
  Calculation Errors: The algorithms used to calculate seasonal indices may produce negative values if the input data is flawed or if the seasonal pattern is not clear.
  
  
  
  Configuration Issues: Incorrect settings in the forecasting model or parameters can lead to improper calculations of seasonal indices.
  
  
  
  Solution:
  
  
  Data Validation: 
  
  Check the historical