How To Fix /SAPAPO/PPM_GENERATE124 - Start date of the generation period is in the past

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/PPM_GENERATE -

• Message number: 124

• Message text: Start date of the generation period is in the past

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/PPM_GENERATE124 - Start date of the generation period is in the past ?

  The SAP error message /SAPAPO/PPM_GENERATE124 indicates that the start date of the generation period for a planning process is set in the past. This typically occurs in the context of SAP Advanced Planning and Optimization (APO) when trying to generate a planning run or a similar process.
  Cause:
  
  Incorrect Date Configuration: The start date for the generation period has been set to a date that is earlier than the current date.
  Planning Horizon Issues: The planning horizon may not be configured correctly, leading to attempts to generate plans for periods that have already passed.
  User Input Error: The user may have manually entered an incorrect date when setting up the planning run.
  
  Solution:
  
  
  Check and Update Dates:
  
  Go to the planning run configuration and check the start date of the generation period.
  Ensure that the start date is set to a date that is today or in the future.
  
  
  
  Adjust Planning Horizon:
  
  Review the planning horizon settings in the APO system. Make sure that the planning horizon is set appropriately to include future dates.
  
  
  
  User Training:
  
  If the issue is due to user error, consider providing training or guidelines on how to correctly set up planning runs and manage dates.
  
  
  
  System Configuration:
  
  If the issue persists, it may be necessary to review the system configuration or consult with an SAP Basis or APO consultant to ensure that the system is set up correctly.
  
  
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like /SAPAPO/PPM for planning runs or /SAPAPO/MC90 for planning book settings.
  Documentation: Refer to SAP Help documentation for detailed information on planning runs and date settings in APO.
  SAP Notes: Check for any relevant SAP Notes that may address known issues or provide additional guidance on this error message.
  
  By following these steps, you should be able to resolve the error and successfully generate your planning run.