How To Fix /SAPAPO/TSM305 - Scheduling agreement locked by other user

/SAPAPO/TSM305 - Overview

• Message type: E = Error

• Message class: /SAPAPO/TSM -

• Message number: 305

• Message text: Scheduling agreement locked by other user

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/TSM305 - Scheduling agreement locked by other user ?

  The SAP error message /SAPAPO/TSM305 indicates that a scheduling agreement is locked by another user. This typically occurs in the context of SAP Advanced Planning and Optimization (APO) when multiple users attempt to access or modify the same scheduling agreement simultaneously.
  
  Cause:
  
  Concurrent Access: Another user is currently editing or processing the scheduling agreement, which locks it for other users.
  Session Timeout: A previous session may not have been properly closed, leaving the scheduling agreement locked.
  System Issues: Sometimes, system errors or crashes can lead to locks that are not released properly.
  
  
  Solution:
  
  Wait and Retry: If the lock is temporary, waiting for the other user to finish their work may resolve the issue. You can try again after some time.
  Identify the Lock: Use transaction code SM12 to check for locks in the system. You can see which user is holding the lock and the object that is locked.
  In SM12, enter the relevant user ID or