How To Fix WOD2021 - The horizon may not be less than one day

SAP Error Message - Details

• Message type: E = Error

• Message class: WOD2 - Messages for Function Group WOD2

• Message number: 021

• Message text: The horizon may not be less than one day

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message WOD2021 - The horizon may not be less than one day ?

  The SAP error message WOD2021, "The horizon may not be less than one day," typically occurs in the context of planning or scheduling activities within SAP, particularly in modules like SAP APO (Advanced Planning and Optimization) or SAP S/4HANA.
  Cause:
  This error message indicates that the system has detected an attempt to set a planning horizon that is less than one day. In many planning scenarios, SAP requires a minimum planning horizon to ensure that there is enough time for the system to perform calculations and optimizations. This is particularly relevant in scenarios involving production planning, demand planning, or supply chain management.
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Planning Horizon Settings:
  
  Navigate to the relevant configuration settings in SAP where the planning horizon is defined. This could be in the planning book settings or in the configuration of the planning area.
  Ensure that the planning horizon is set to at least one day. Adjust the settings if necessary.
  
  
  
  Review the Input Data:
  
  If you are entering data manually or through a program, ensure that the dates or time frames you are using do not fall below the one-day minimum requirement.
  
  
  
  Adjust the Planning Parameters:
  
  If you are using a specific planning function or running a planning run, check the parameters being passed to ensure they comply with the one-day minimum requirement.
  
  
  
  Consult Documentation:
  
  Review the SAP documentation or help files related to the specific module you are working with. This can provide insights into the expected configurations and limitations.
  
  
  
  Contact SAP Support:
  
  If the issue persists after checking the above points, consider reaching out to SAP support for further assistance. They may provide additional insights or patches if this is a known issue.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide updates related to planning horizons.
  Transaction Codes: Familiarize yourself with transaction codes related to planning and configuration, such as /SAPAPO/SDP94 for demand planning or /SAPAPO/MC90 for planning book configuration.
  User Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  By following these steps, you should be able to identify the cause of the WOD2021 error and implement a solution to resolve it.