How To Fix 12191 - Batch &1 is already locked by user &2

12191 - Overview

• Message type: E = Error

• Message class: 12 - Herstelldatum/Mindesthaltbarkeitsdatum/Chargen

• Message number: 191

• Message text: Batch &1 is already locked by user &2

What causes this issue?

Batch <LS>&V1&</>, which is assigned to material <LS>&V3&</>, is
currently locked and cannot be edited. The lock was set during editing
of another batch of material <LS>&V3&</> to ensure that the batches of
this material are classified consistently.
There a various classified batches for material <LS>&V3&</>, which
itself is not classified. At least one of these batches is being edited
in a parallel session, whereby the system set a lock for batch <LS>&V1&
</>. This lock should prevent different classes from being assigned to
these batches as a result of simultaneous editing of batches of
material <LS>&V3&</> in various sessions.

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Finish editing all batches of material <LS>&V3&</> in parallel
sessions.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message 12191 - Batch &1 is already locked by user &2 ?

  The SAP error message "12191: Batch &1 is already locked by user &2" indicates that a specific batch (identified by &1) is currently locked by another user (identified by &2). This typically occurs in scenarios where multiple users are trying to access or modify the same batch record simultaneously, leading to a conflict.
  
  Cause:
  
  Concurrent Access: Another user is currently processing or has locked the batch for editing, preventing other users from making changes.
  Long-running Transactions: A user may have initiated a long-running transaction that has not yet completed, keeping the batch locked.
  System Errors: Occasionally, system errors or crashes can leave a batch in a locked state even if the user is no longer actively using it.
  
  
  Solution:
  
  Wait and Retry: If the batch is locked by another user, the simplest solution is to wait until that user completes their transaction and releases the lock. You can periodically check if the lock has been released.
  Identify