How To Fix M9065 - Forecast starts before planning starts

SAP Error Message - Details

• Message type: E = Error

• Message class: M9 - Logistics Information System: Planning Data

• Message number: 065

• Message text: Forecast starts before planning starts

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message M9065 - Forecast starts before planning starts ?

  The SAP error message M9065, "Forecast starts before planning starts," typically occurs in the context of demand planning and forecasting within the SAP system, particularly in modules like SAP APO (Advanced Planning and Optimization) or SAP S/4HANA.
  Cause:
  This error indicates that the forecast period you are trying to use starts before the planning period defined in your planning settings. In other words, the system is trying to apply a forecast that is not aligned with the planning horizon set in your configuration.
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Planning Settings:
  
  Go to the planning book or the configuration settings where the planning horizon is defined.
  Ensure that the planning start date is set correctly and that it aligns with the forecast start date.
  
  
  
  Adjust Forecast Settings:
  
  If the forecast is set to start earlier than the planning period, you may need to adjust the forecast settings to ensure that it starts within the planning horizon.
  This can be done in the forecasting model or the planning book settings.
  
  
  
  Review Time Periods:
  
  Verify the time periods defined in your planning book. Ensure that the time buckets for both forecasting and planning are correctly aligned.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or help files related to demand planning and forecasting to understand how to configure the planning and forecasting periods correctly.
  
  
  
  Check for Data Issues:
  
  Sometimes, data inconsistencies can lead to this error. Ensure that there are no missing or incorrect entries in the master data or transaction data that could affect the planning and forecasting.
  
  
  
  Run Planning Functions:
  
  If applicable, run the planning functions or processes that may help in recalibrating the forecast and planning data.
  
  
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like /SAPAPO/DP for demand planning or /SAPAPO/MC for planning book configuration.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  User Forums: Consider visiting SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  By following these steps, you should be able to resolve the M9065 error and ensure that your forecasting and planning periods are correctly aligned.