How To Fix /SAPAPO/SOR043 - Cumulated corrected std dev. over remaining retention period is &1

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/SOR -

• Message number: 043

• Message text: Cumulated corrected std dev. over remaining retention period is &1

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/SOR043 - Cumulated corrected std dev. over remaining retention period is &1 ?

  The SAP error message /SAPAPO/SOR043 Cumulated corrected std dev. over remaining retention period is &1 typically occurs in the context of SAP Advanced Planning and Optimization (APO), particularly in the Supply Network Planning (SNP) or Demand Planning (DP) modules. This error message indicates that the system has calculated a cumulative corrected standard deviation over the remaining retention period, and the value is not within acceptable limits.
  Cause:
  
  Data Quality Issues: The error may arise due to poor data quality, such as missing or incorrect historical data that is used to calculate the standard deviation.
  Retention Period Settings: The retention period settings in the planning book or data view may not be configured correctly, leading to unrealistic standard deviation calculations.
  Statistical Outliers: The presence of outliers in the historical data can skew the standard deviation calculation, resulting in an excessively high or low value.
  Configuration Issues: Incorrect configuration in the planning area or key figures can also lead to this error.
  
  Solution:
  
  Check Historical Data: Review the historical data used for the calculation. Ensure that it is complete, accurate, and free from outliers. You may need to clean the data or adjust it to improve the standard deviation calculation.
  Adjust Retention Period: Review and adjust the retention period settings in the planning book or data view. Ensure that the retention period is appropriate for the data being analyzed.
  Review Key Figure Settings: Check the settings for the key figures involved in the calculation. Ensure that they are configured correctly and that the statistical methods used are appropriate for your data.
  Analyze Outliers: If outliers are present, consider using statistical methods to identify and handle them appropriately. This may involve removing them from the dataset or applying transformations to reduce their impact.
  Consult Documentation: Refer to SAP documentation or notes related to this error message for additional insights and recommendations specific to your version of SAP APO.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error message or provide guidance on best practices for data preparation and configuration.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have implemented.
  Testing: After making adjustments, conduct tests to ensure that the changes have resolved the error and that the standard deviation calculations are now within acceptable limits.
  
  By following these steps, you should be able to identify the root cause of the error and implement a solution to resolve it.