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

M9077 - Overview

• 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.

M9077 - Details

• 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