How To Fix /SAPAPO/PFCS_MESS189 - Prod./loc. &1/&2&3: No std dev. exists for demand/item in tripping

/SAPAPO/PFCS_MESS189 - Overview

• Message type: E = Error

• Message class: /SAPAPO/PFCS_MESS -

• Message number: 189

• Message text: Prod./loc. &1/&2&3: No std dev. exists for demand/item in tripping

Self-Explanatory Message

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/SAPAPO/PFCS_MESS189 - Details

• The SAP error message /SAPAPO/PFCS_MESS189 indicates that there is no standard deviation available for the demand of a specific product and location combination in the context of the SAP Advanced Planning and Optimization (APO) module. This error typically arises during the planning process, particularly when the system attempts to calculate safety stock or perform statistical forecasting.
  
  Cause:
  
  Missing Data: The standard deviation for the demand item may not have been calculated or stored in the system. This can happen if there is insufficient historical data for the item or if the data has not been properly maintained.
  
  Configuration Issues: The planning settings or configuration for the product/location may not be set up correctly, leading to the absence of necessary statistical data.
  Data Deletion: Historical data might have been deleted or not yet generated, especially if the product is new or has not been sold for a while.
  Forecasting Method: The forecasting method being used may