How To Fix /SAPAPO/PDRP020 - Result contains errors: Plan. horiz. not &1 months after first demand &2

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/PDRP -

• Message number: 020

• Message text: Result contains errors: Plan. horiz. not &1 months after first demand &2

Self-Explanatory Message

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• What is the cause and solution for SAP error message /SAPAPO/PDRP020 - Result contains errors: Plan. horiz. not &1 months after first demand &2 ?

  The SAP error message /SAPAPO/PDRP020 Result contains errors: Plan. horiz. not &1 months after first demand &2 typically occurs in the context of SAP Advanced Planning and Optimization (APO), particularly during the planning process. This error indicates that there is an issue with the planning horizon in relation to the first demand date.
  Cause:
  
  Planning Horizon Misalignment: The planning horizon defined in the system does not extend far enough beyond the first demand date. The system expects the planning horizon to be at least a certain number of months (denoted by &1) after the first demand date (denoted by &2).
  Configuration Issues: There may be configuration settings in the APO system that do not align with the demand data or the planning parameters.
  Data Issues: The demand data might be incorrectly set up, or there may be gaps in the data that lead to this error.
  
  Solution:
  
  
  Adjust Planning Horizon:
  
  Go to the configuration settings in SAP APO and check the planning horizon settings.
  Ensure that the planning horizon is set to cover at least the required number of months beyond the first demand date.
  You can adjust the planning horizon in the relevant planning book or in the configuration settings for the planning area.
  
  
  
  Review Demand Data:
  
  Check the demand data to ensure that the first demand date is correctly set and that there are no gaps or errors in the demand records.
  If necessary, update the demand data to ensure it aligns with the planning horizon.
  
  
  
  Check Configuration Settings:
  
  Review the configuration settings for the planning area and ensure that they are correctly set up to handle the demand and supply planning processes.
  Make sure that the planning parameters are correctly defined in the APO system.
  
  
  
  Run Planning Again:
  
  After making the necessary adjustments, rerun the planning process to see if the error persists.
  
  
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like /SAPAPO/DP for demand planning or /SAPAPO/MC for configuration settings.
  Documentation: Refer to SAP Help documentation for detailed information on configuring planning horizons and demand planning.
  SAP Notes: Check for any relevant SAP Notes that may address specific issues related to this error message.
  
  If the problem persists after trying the above solutions, it may be beneficial to consult with your SAP support team or refer to SAP community forums for additional insights.