How To Fix /SAPAPO/AMON356 - Change not possible; selection belongs to another user

/SAPAPO/AMON356 - Overview

• Message type: E = Error

• Message class: /SAPAPO/AMON -

• Message number: 356

• Message text: Change not possible; selection belongs to another user

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/AMON356 - Change not possible; selection belongs to another user ?

  The SAP error message /SAPAPO/AMON356 Change not possible; selection belongs to another user typically occurs in the context of SAP Advanced Planning and Optimization (APO) when a user attempts to modify or delete a selection that was created by another user. This is a common issue in collaborative environments where multiple users are working on the same data sets.
  
  Cause:
  
  Ownership of Selection: The selection you are trying to modify is owned by another user. SAP APO has a mechanism to prevent users from changing selections that they do not own to maintain data integrity and avoid conflicts.
  User Locking: The system may have a locking mechanism that restricts changes to selections based on user ownership.
  Session Management: If a user has created a selection and is still active in the system, other users may be restricted from modifying that selection.
  
  
  Solution:
  
  Check Ownership: Verify who the owner of the selection is. If you need to