How To Fix MA586 - Period selected precedes the start of the planning horizon (&)

MA586 - Overview

• Message type: E = Error

• Message class: MA - Sales and Operations Planning

• Message number: 586

• Message text: Period selected precedes the start of the planning horizon (&)

What causes this issue?

The OTB calculation is only possible for a period of time in which
planning data has been maintained.
The start of planning is defined in one of the planning types OTB_VP or
OTB_%.

How to fix this error?

Choose a period of time which overlaps with the planning period.

Error message extract from SAP system. Copyright SAP SE.

MA586 - Details

• The SAP error message MA586, which states "Period selected precedes the start of the planning horizon (&)," typically occurs in the context of Material Requirements Planning (MRP) or similar planning functions within SAP. This error indicates that the period you are trying to access or process is earlier than the defined planning horizon for the material or planning scenario.
  
  Cause:
  
  Planning Horizon Configuration: The planning horizon is defined in the material master or in the planning settings. If the period you are trying to work with is before this defined horizon, the system will throw this error.
  Incorrect Date Selection: The user may have selected a date or period that is not valid based on the current planning settings.
  Master Data Issues: The material master data may not be correctly set up, leading to discrepancies in the planning horizon.
  
  
  Solution:
  
  
  Check Planning Horizon Settings:
  
  Go to the material master (transaction MM03) and check the MRP views to