How To Fix UAC002 - &1 entry was reloaded into the undo stack

SAP Error Message - Details

• Message type: E = Error

• Message class: UAC -

• Message number: 002

• Message text: &1 entry was reloaded into the undo stack

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message UAC002 - &1 entry was reloaded into the undo stack ?

  The SAP error message UAC002 indicates that an entry was reloaded into the undo stack. This typically occurs in the context of the SAP system's handling of user actions, particularly in the area of user interface (UI) and data management. The error suggests that there was an attempt to modify or delete an entry that has already been modified or deleted, leading to a conflict in the undo stack.
  
  Cause:
  
  
  Concurrent Modifications: The most common cause of this error is that multiple users or processes are trying to modify the same data simultaneously. When one user modifies an entry, and another user tries to perform an action on the same entry, the system may reload the entry into the undo stack to maintain data integrity.
  
  
  Session Management Issues: If a user has multiple sessions open and is working on the same data in different sessions, this can lead to conflicts and trigger the