How To Fix M9077 - Historical period (& period splits) smaller than one seasonal cycle

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 077

• Message text: Historical period (& period splits) smaller than one seasonal cycle

What causes this issue?

You have made the historical period too short or set an incorrect
number of "Periods per season".

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Extend the historical period or correct the "Periods per season"
parameter.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message M9077 - Historical period (& period splits) smaller than one seasonal cycle ?

  The SAP error message M9077 indicates that there is an issue with the historical period defined in the system for seasonal planning. Specifically, it suggests that the historical period (and any associated period splits) is smaller than one complete seasonal cycle. This can occur in the context of demand planning or forecasting when the system expects a certain amount of historical data to generate accurate forecasts.
  Cause:
  
  Insufficient Historical Data: The historical period defined for the planning process does not cover a full seasonal cycle. For example, if your seasonal cycle is defined as one year, but the historical data only spans six months, this error will occur.
  Incorrect Configuration: The configuration settings for the seasonal cycle or the historical period may not align correctly, leading to discrepancies.
  Data Gaps: There may be gaps in the historical data that prevent the system from recognizing a complete seasonal cycle.
  
  Solution:
  
  Adjust Historical Period: Ensure that the historical period you are using for planning covers at least one full seasonal cycle. If your seasonal cycle is one year, make sure the historical data spans at least 12 months.
  Review Seasonal Cycle Settings: Check the configuration settings for the seasonal cycle in your SAP system. Make sure they are set correctly to reflect the actual seasonal patterns of your data.
  Data Completeness: Verify that the historical data is complete and does not have any missing periods. If there are gaps, consider filling them with appropriate data or adjusting the planning parameters.
  Consult Documentation: Refer to SAP documentation or help resources for specific guidance on configuring seasonal planning and historical periods.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  Training and Documentation: Consider reviewing training materials or documentation related to SAP demand planning and forecasting to better understand how to configure seasonal cycles and historical periods.
  
  By addressing the underlying causes of the error and ensuring that your historical data aligns with the requirements of your seasonal planning, you should be able to resolve the M9077 error.