How To Fix /SAPAPO/DC_MSG021 - Changes in display mode are not allowed

/SAPAPO/DC_MSG021 - Overview

• Message type: E = Error

• Message class: /SAPAPO/DC_MSG -

• Message number: 021

• Message text: Changes in display mode are not allowed

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_MSG021 - Changes in display mode are not allowed ?

  The SAP error message /SAPAPO/DC_MSG021 Changes in display mode are not allowed typically occurs in the context of SAP Advanced Planning and Optimization (APO) when a user attempts to make changes to data while in display mode. This is a common restriction in many SAP transactions to prevent unintentional modifications to data that should only be viewed.
  
  Cause:
  The primary cause of this error is that the user is trying to edit or change data in a transaction or application that is currently set to display mode. In display mode, the system allows users to view data but does not permit any modifications.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Switch to Change Mode: 
  
  If you need to make changes, ensure that you are in change mode. Look for a button or option labeled "Change" or "Edit" in the user interface. This will allow you to modify the data.
  
  
  
  Check User Permissions: