How To Fix MDRD402 - Delivery relationship for &1/&2/&3 is locked by user &4.

SAP Error Message - Details

• Message type: E = Error

• Message class: MDRD - Messages for Delivery Relationships

• Message number: 402

• Message text: Delivery relationship for &1/&2/&3 is locked by user &4.

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message MDRD402 - Delivery relationship for &1/&2/&3 is locked by user &4. ?

  The SAP error message MDRD402 indicates that a delivery relationship for a specific combination of data (typically related to materials, plants, or other entities) is locked by a user. This can occur in various scenarios, such as when a user is editing or processing data related to delivery relationships in the SAP system.
  Cause:
  
  User Lock: The most common cause of this error is that another user is currently editing or has locked the delivery relationship for the specified entities (e.g., material, plant, etc.). This lock prevents other users from making changes to the same data simultaneously to avoid data inconsistencies.
  Transaction in Progress: A transaction that involves the delivery relationship is still in progress, and the system has not yet released the lock.
  System Error: Occasionally, a system error or an unexpected termination of a transaction can leave a lock in place.
  
  Solution:
  
  Wait and Retry: If the lock is temporary (e.g., another user is working on it), you can wait for a while and then try again.
  Identify the Locking User: You can use transaction code SM12 to check for locks in the system. This transaction allows you to see which user is holding the lock on the delivery relationship. You can then contact that user to determine if they can release the lock.
  Release the Lock: If you have the necessary authorizations, you can manually release the lock in transaction SM12. However, be cautious when doing this, as it may lead to data inconsistencies if the other user is still working on the data.
  Check for Background Jobs: Sometimes, background jobs may hold locks. You can check transaction SM37 to see if any background jobs are running that might be causing the lock.
  Consult with Basis Team: If the issue persists and you cannot identify the cause, it may be necessary to consult with your SAP Basis team for further investigation.
  
  Related Information:
  
  Transaction Codes:
  
  SM12: To view and manage locks.
  SM37: To check background jobs.
  SE11: To view the data dictionary and understand the structure of the delivery relationship.
  
  
  User Documentation: Refer to SAP Help documentation for more details on managing locks and delivery relationships.
  SAP Notes: Check for any relevant SAP Notes that might address specific issues related to this error message.
  
  By following these steps, you should be able to resolve the MDRD402 error and continue with your work in SAP.