How To Fix /SAPAPO/DMRES023 - Shift definition &1 has been locked by user &2

/SAPAPO/DMRES023 - Overview

• Message type: E = Error

• Message class: /SAPAPO/DMRES -

• Message number: 023

• Message text: Shift definition &1 has been locked by user &2

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/DMRES023 - Shift definition &1 has been locked by user &2 ?

  The SAP error message /SAPAPO/DMRES023 indicates that a shift definition in the SAP Advanced Planning and Optimization (APO) module is locked by a specific user. This typically occurs when a user is currently editing or has opened a shift definition, preventing other users from making changes to it simultaneously.
  
  Cause:
  
  User Lock: The shift definition is being edited by another user, which locks the definition for other users to prevent conflicting changes.
  Session Timeout: Sometimes, if a user has an active session that has not been properly closed, it may still hold a lock on the shift definition.
  System Error: Occasionally, system errors or crashes can leave a lock in place even if the user is no longer actively using the system.
  
  
  Solution:
  
  Wait and Retry: If the shift definition is locked by another user, you may need to wait until that user has finished their work and released the lock.
  Identify the User: You can check