How To Fix /SAPAPO/DM_SCHEDFAIL021 - Activity &1 is outside the planning period

/SAPAPO/DM_SCHEDFAIL021 - Overview

• Message type: E = Error

• Message class: /SAPAPO/DM_SCHEDFAIL -

• Message number: 021

• Message text: Activity &1 is outside the planning period

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/DM_SCHEDFAIL021 - Activity &1 is outside the planning period ?

  The SAP error message /SAPAPO/DM_SCHEDFAIL021 Activity &1 is outside the planning period typically occurs in the context of SAP Advanced Planning and Optimization (APO) when you are trying to schedule an activity that falls outside the defined planning horizon. This can happen during the planning process when the system attempts to schedule activities or operations that are not within the allowed time frame.
  
  Cause:
  
  Planning Period Configuration: The planning period may not be set correctly in the system. This could be due to the planning version settings or the configuration of the planning horizon in the APO system.
  Activity Dates: The specific activity you are trying to schedule has start or end dates that fall outside the defined planning period.
  Master Data Issues: There may be issues with the master data (like production versions, resources, or planning objects) that lead to scheduling activities outside the allowed time frame.
  
  
  Solution:
  
  
  Check Planning Period Settings:
  
  Go to the planning