How To Fix /SAPAPO/DC_MSG164 - Value maintenance only possible in change mode

/SAPAPO/DC_MSG164 - Overview

• Message type: E = Error

• Message class: /SAPAPO/DC_MSG -

• Message number: 164

• Message text: Value maintenance only possible in change mode

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_MSG164 - Value maintenance only possible in change mode ?

  The SAP error message /SAPAPO/DC_MSG164 indicates that you are trying to perform a value maintenance operation in a mode that does not allow changes. This typically occurs in the context of SAP Advanced Planning and Optimization (APO) when you are attempting to modify or maintain values in a planning book or data view that is currently set to display mode rather than change mode.
  
  Cause:
  
  Display Mode: The system is currently in display mode, which does not allow for any modifications to the data.
  Authorization Issues: The user may not have the necessary authorizations to change the data.
  Locking Mechanism: The data might be locked by another user or process, preventing changes.
  Incorrect Transaction: You might be using a transaction or function that is not intended for value maintenance.
  
  
  Solution:
  
  Switch to Change Mode: Ensure that you are in change mode. You can usually do this by selecting the appropriate option in the user interface (e.g., clicking