How To Fix /SAPAPO/CFM_MSG031 - Horizon &1 must end before horizon &2

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/CFM_MSG -

• Message number: 031

• Message text: Horizon &1 must end before horizon &2

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/CFM_MSG031 - Horizon &1 must end before horizon &2 ?

  The SAP error message /SAPAPO/CFM_MSG031 indicates that there is a problem with the defined planning horizons in the SAP Advanced Planning and Optimization (APO) system. Specifically, the error states that the "Horizon &1 must end before horizon &2," meaning that the end date of one planning horizon overlaps or is not properly sequenced with another.
  Cause:
  This error typically arises from the following scenarios:
  
  Incorrect Configuration: The planning horizons for different planning areas or processes have been incorrectly defined, leading to overlaps.
  Data Entry Errors: When setting up planning horizons, the start and end dates may have been entered incorrectly.
  Master Data Issues: The master data related to planning horizons may not be consistent or may have been modified without proper adjustments to the planning horizons.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Planning Horizon Settings:
  
  Go to the configuration settings for the relevant planning area in SAP APO.
  Verify the start and end dates of the planning horizons. Ensure that the end date of the first horizon is before the start date of the second horizon.
  
  
  
  Adjust Planning Horizons:
  
  If you find any overlaps, adjust the planning horizons accordingly. Make sure that they are sequential and do not overlap.
  
  
  
  Review Master Data:
  
  Check the master data related to the planning areas to ensure that there are no inconsistencies that could lead to this error.
  
  
  
  Testing:
  
  After making adjustments, run a test to ensure that the error no longer occurs. This may involve re-running the planning process or simulation.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help resources for specific guidance on configuring planning horizons in your version of SAP APO.
  
  
  
  Seek Support:
  
  If the issue persists, consider reaching out to your SAP support team or consulting with an SAP expert who can provide more tailored assistance.
  
  
  
  Related Information:
  
  Planning Horizon: In SAP APO, the planning horizon defines the time frame for which planning is performed. It is crucial for ensuring that planning processes are executed correctly and efficiently.
  APO Configuration: Proper configuration of planning horizons is essential for effective supply chain planning and optimization.
  Error Handling: Familiarize yourself with common error messages in SAP APO to better understand and troubleshoot issues as they arise.
  
  By following these steps, you should be able to resolve the error and ensure that your planning horizons are correctly configured in SAP APO.