How To Fix /SAPAPO/MA399 - This planning book can only be changed by its author

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/MA -

• Message number: 399

• Message text: This planning book can only be changed by its author

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/MA399 - This planning book can only be changed by its author ?

  The SAP error message /SAPAPO/MA399 indicates that the planning book you are trying to modify can only be changed by its author. This is a common restriction in SAP Advanced Planning and Optimization (APO) to ensure that only the person who created the planning book can make changes to it, thereby maintaining data integrity and preventing unauthorized modifications.
  Cause:
  
  Ownership Restriction: The planning book is locked for editing by anyone other than its author. This is a design feature in SAP APO to prevent conflicts and ensure that changes are made by the responsible person.
  User Authorization: The user attempting to make changes may not have the necessary authorizations to edit the planning book.
  Planning Book Status: The planning book may be in a status that restricts editing, such as being in use by another user or in a locked state.
  
  Solution:
  
  Contact the Author: If you are not the author of the planning book, you should contact the person who created it and request them to make the necessary changes.
  Change Ownership: If you have the necessary permissions, you can change the ownership of the planning book to yourself or another user who needs to make changes. This typically involves using transaction codes like /SAPAPO/PLNBOOK to manage planning books.
  Check Authorizations: Ensure that your user profile has the necessary authorizations to edit the planning book. You may need to work with your SAP security team to adjust your permissions.
  Review Planning Book Status: Check if the planning book is currently locked or in use. If it is, you may need to wait until it is available for editing or coordinate with the user who is currently using it.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as /SAPAPO/PLNBOOK for managing planning books and /SAPAPO/PLNBOOK_AUTH for checking authorizations.
  SAP Notes: Check SAP Notes for any updates or patches related to planning book management and error messages.
  Documentation: Review SAP documentation on planning books and user authorizations in APO for more detailed guidance on managing planning books and understanding user roles.
  
  If the issue persists after trying the above solutions, consider reaching out to your SAP support team for further assistance.