How To Fix /SAPAPO/FAVSEL021 - Planning area of selection &1 and planning book &2 does not match

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/FAVSEL -

• Message number: 021

• Message text: Planning area of selection &1 and planning book &2 does not match

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 /SAPAPO/FAVSEL021 - Planning area of selection &1 and planning book &2 does not match ?

  The SAP error message /SAPAPO/FAVSEL021 indicates that there is a mismatch between the planning area and the planning book you are trying to use in the SAP Advanced Planning and Optimization (APO) module. This error typically occurs when the planning area you have selected does not correspond to the planning book you are trying to access or use.
  Cause:
  
  Mismatch in Configuration: The planning book is configured to use a specific planning area, and if you attempt to use a different planning area, this error will occur.
  Incorrect Selection: The user may have selected the wrong planning area or planning book in the transaction.
  Changes in Configuration: If there have been recent changes to the planning area or planning book configurations, it may lead to this error if the selections are not updated accordingly.
  
  Solution:
  
  
  Verify Planning Area and Planning Book:
  
  Check the configuration of the planning book to ensure it is linked to the correct planning area.
  You can do this by navigating to the planning book configuration in the SAP APO system.
  
  
  
  Select Correct Combinations:
  
  When executing the transaction, ensure that you are selecting the correct planning area that corresponds to the planning book you intend to use.
  If you are unsure, consult with your SAP APO administrator or refer to the documentation for the correct combinations.
  
  
  
  Check User Authorizations:
  
  Ensure that you have the necessary authorizations to access the planning area and planning book.
  
  
  
  Consult Documentation:
  
  Review the SAP documentation or help files related to planning areas and planning books for further guidance on how they are configured and used.
  
  
  
  Contact Support:
  
  If the issue persists after verifying the configurations and selections, consider reaching out to your SAP support team for further assistance.
  
  
  
  Related Information:
  
  Transaction Codes: You may use transaction codes like /SAPAPO/MC62 (for planning book configuration) to check the settings.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Training and Documentation: Ensure that users are trained on the correct usage of planning areas and planning books to minimize errors.
  
  By following these steps, you should be able to resolve the error and ensure that the correct planning area and planning book are being used in your SAP APO environment.