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

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

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 master data for the materials or products being analyzed can also lead to this error.
  
  Solutions:
  
  
  Check History Horizon Settings:
  
  Go to the planning area configuration and verify the settings for the history horizon. Ensure that the start and end dates are correctly defined and that they align with the available data.
  
  
  
  Verify Data Availability:
  
  Check the InfoCube to ensure that there is sufficient historical data for the time period you are trying to analyze. You can do this by running queries or reports to see if the data exists.
  
  
  
  Review Planning Area Configuration:
  
  Ensure that the planning area is correctly configured. This includes checking the key figures, time profiles, and any other relevant settings.
  
  
  
  Adjust Time Periods:
  
  If the history horizon is set to a time period that exceeds the available data, adjust the time period to match the available historical data.
  
  
  
  Check Master Data:
  
  Ensure that all necessary master data (e.g., materials, locations) is available and correctly maintained in the system.
  
  
  
  Consult SAP Notes:
  
  Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  
  
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like /SAPAPO/SDP94 (for planning book) or /SAPAPO/MC62 (for planning area) to access the relevant configurations.
  Documentation: Refer to SAP documentation for APO configuration and planning area setup for detailed guidance on how to configure history horizons and related settings.
  SAP Community: Engaging with the SAP Community forums can provide insights from other users who may have encountered similar issues.
  
  By following these steps, you should be able to identify the root cause of the error and implement the necessary changes to resolve it.