How To Fix /SAPAPO/OE120 - The display/change protocol does not contain any messages

/SAPAPO/OE120 - Overview

• Message type: E = Error

• Message class: /SAPAPO/OE -

• Message number: 120

• Message text: The display/change protocol does not contain any messages

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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/SAPAPO/OE120 - Details

• The SAP error message /SAPAPO/OE120 The display/change protocol does not contain any messages typically occurs in the context of SAP Advanced Planning and Optimization (APO) when you are trying to view or change the display/change protocol for a particular object, such as a planning order or a production order, and there are no messages available in the protocol.
  
  Cause:
  
  No Changes Made: The most common reason for this error is that there have been no changes made to the object since its creation. The display/change protocol only logs changes, so if no changes have occurred, there will be no messages to display.
  Protocol Not Activated: The display/change protocol may not be activated for the specific object type you are trying to view.
  Data Deletion: If the protocol data has been deleted or if the object has been archived, it may lead to this error.
  Authorization Issues: Lack of proper authorizations to view the protocol can