How To Fix /SAPAPO/MA789 - Not possible to define the history horizon

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/MA -

• Message number: 789

• Message text: Not possible to define the history horizon

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/MA789 - Not possible to define the history horizon ?

  The SAP error message /SAPAPO/MA789 Not possible to define the history horizon typically occurs in the context of SAP Advanced Planning and Optimization (APO) when there is an issue with the configuration of the history horizon for a planning object. This error can arise due to several reasons, including incorrect settings in the planning book, issues with the data in the InfoCube, or problems with the configuration of the planning area.
  Causes:
  
  Incorrect History Horizon Settings: The history horizon may not be defined correctly in the planning area or planning book.
  Data Availability: There may not be sufficient historical data available for the specified time frame.
  Planning Area Configuration: The planning area may not be configured properly, leading to inconsistencies in the data.
  Time Period Issues: The time period defined for the history horizon may extend beyond the available data or may not align with the data in the InfoCube.
  Master Data Issues: Missing or incorrect