How To Fix /SAPAPO/DC_MSG138 - Changes not allowed in this table

/SAPAPO/DC_MSG138 - Overview

• Message type: E = Error

• Message class: /SAPAPO/DC_MSG -

• Message number: 138

• Message text: Changes not allowed in this table

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/DC_MSG138 - Changes not allowed in this table ?

  The SAP error message /SAPAPO/DC_MSG138 Changes not allowed in this table typically occurs in the context of SAP Advanced Planning and Optimization (APO) when a user attempts to make changes to a table or data structure that is not permitted due to the current state of the data or the configuration of the system.
  
  Cause:
  
  Data Locking: The table may be locked for editing due to ongoing processes or transactions. This can happen if another user or process is currently using the data.
  Status of the Object: The object you are trying to modify may be in a status that does not allow changes (e.g., it may be in a "completed" or "frozen" state).
  Authorization Issues: The user may not have the necessary authorizations to make changes to the specific table or data.
  System Configuration: Certain tables in APO are configured to be read-only in specific contexts or scenarios, preventing any modifications.
  
  
  Solution:
  
  Check Locks: Use transaction