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

SAP Error Message - Details

• 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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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/PFCS_MESS189 - Prod./loc. &1/&2&3: No std dev. exists for demand/item in tripping ?

  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 require standard deviation data, and if it is not available, this error will occur.
  
  Solution:
  
  Check Historical Data: Ensure that there is sufficient historical demand data for the product/location combination. If not, consider extending the historical data period or ensuring that data is being collected correctly.
  Run Forecasting: If the standard deviation is missing, you may need to run the forecasting process again to generate the necessary statistical data. This can be done through the planning book or by executing the relevant planning function.
  Review Configuration: Check the configuration settings in the APO system for the product and location. Ensure that the planning parameters are set correctly and that the necessary statistical calculations are enabled.
  Use Alternative Methods: If the standard deviation cannot be calculated due to lack of data, consider using alternative forecasting methods that do not rely on standard deviation.
  Consult Documentation: Review SAP documentation or notes related to this error message for any specific recommendations or patches that may address the issue.
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like /SAPAPO/MC90 (for planning book) or /SAPAPO/DP90 (for demand planning) to analyze and adjust the planning data.
  SAP Notes: Check for any relevant SAP Notes that might provide additional insights or solutions for this specific error message.
  Support: If the issue persists, consider reaching out to SAP support or your internal SAP team for further assistance.
  
  By addressing the underlying causes and following the suggested solutions, you should be able to resolve the error and ensure that the necessary standard deviation data is available for your planning processes.