How To Fix NSDM_MESSAGES012 - At least one of required material stocks is locked by the user &1

SAP Error Message - Details

• Message type: E = Error

• Message class: NSDM_MESSAGES - Messages MM-IM new simplified data model

• Message number: 012

• Message text: At least one of required material stocks is locked by the user &1

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message NSDM_MESSAGES012 - At least one of required material stocks is locked by the user &1 ?

  The SAP error message NSDM_MESSAGES012 indicates that a required material stock is currently locked by a user, which prevents the system from processing the transaction you are attempting to execute. This typically occurs in scenarios where multiple users are trying to access or modify the same material stock simultaneously.
  Cause:
  
  User Lock: Another user has locked the material stock for editing or processing. This can happen during inventory management, production planning, or other related transactions.
  Transaction in Progress: A transaction that involves the material stock is currently in progress, and the system has locked the stock to prevent inconsistencies.
  System Configuration: Certain configurations or settings in the SAP system may lead to locks being held longer than necessary.
  
  Solution:
  
  
  Identify the Locking User:
  
  Use transaction code SM12 to view the list of locks in the system. You can filter by the material number or user ID to find out who is holding the lock.
  If you have the necessary authorizations, you can unlock the session or ask the user holding the lock to complete their transaction.
  
  
  
  Wait for Release:
  
  If the lock is held by another user, you may need to wait until they complete their transaction and release the lock.
  
  
  
  Check for Long-Running Transactions:
  
  Investigate if there are any long-running transactions that might be causing the lock. If necessary, coordinate with the user to resolve the issue.
  
  
  
  System Configuration Review:
  
  If this issue occurs frequently, it may be worth reviewing the system configuration and settings related to material stock management to ensure they are optimized for your business processes.
  
  
  
  Contact SAP Support:
  
  If the issue persists and you cannot identify the cause, consider reaching out to SAP support for further assistance.
  
  
  
  Related Information:
  
  
  Transaction Codes: 
  
  SM12: To view and manage locks.
  SM21: To check system logs for any related errors or warnings.
  SE11: To check the data dictionary for the relevant tables if needed.
  
  
  
  User Training: Ensure that users are trained on how to properly complete transactions to minimize the chances of leaving locks in place.
  
  
  Documentation: Keep documentation of common errors and their resolutions for future reference.
  
  
  By following these steps, you should be able to resolve the error message NSDM_MESSAGES012 and continue with your SAP transactions.