How To Fix EDER057 - Sender/recipient &1 already locked by user &2

SAP Error Message - Details

• Message type: E = Error

• Message class: EDER - IS-U Deregulation

• Message number: 057

• Message text: Sender/recipient &1 already locked by user &2

What causes this issue?

The combination of sender and recipient &v1& is locked by user &v2&.

System Response

Processing for this combination of sender and recipient cannot continue.

How to fix this error?

Once the other user has ended his process, you can restart processing
for this combination of sender and recipient.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message EDER057 - Sender/recipient &1 already locked by user &2 ?

  The SAP error message EDER057 indicates that a sender or recipient is already locked by another user. This typically occurs in scenarios involving document processing, such as when trying to send or receive messages, or when working with certain transactions that require exclusive access to a sender or recipient.
  Cause:
  
  Concurrent Access: Another user is currently processing the same sender or recipient, which locks the entry to prevent data inconsistencies.
  Session Timeout: A previous session may not have released the lock due to a timeout or an unexpected termination.
  System Configuration: Certain configurations in the SAP system may lead to locks being held longer than necessary.
  
  Solution:
  
  Wait and Retry: If the lock is temporary, waiting for a few moments and then retrying the operation may resolve the issue.
  Identify the Locking User: Use transaction code SM12 to check for locks. You can see which user is holding the lock and the object that is locked.
  
  If you have the necessary authorizations, you can unlock the entry by selecting the lock and choosing to delete it. However, be cautious with this approach, as it may lead to data inconsistencies if the other user is still processing the data.
  
  
  Communicate with the User: If you identify the user who is holding the lock, you can communicate with them to understand if they can release the lock or if they are still actively working on the data.
  Check for Long-Running Transactions: Investigate if there are any long-running transactions that might be causing the lock to persist. If necessary, you may need to optimize those transactions.
  Review System Configuration: If this issue occurs frequently, it may be worth reviewing the system configuration and lock management settings to ensure they are optimized for your business processes.
  
  Related Information:
  
  Transaction Codes: 
  
  SM12: To view and manage locks.
  SM21: To check system logs for any related issues.
  ST22: To check for dumps that might indicate underlying issues.
  
  
  Documentation: Refer to SAP Help documentation for more details on lock management and error handling.
  Support: If the issue persists and is affecting business operations, consider reaching out to SAP support for further assistance.
  
  By following these steps, you should be able to resolve the EDER057 error and understand the underlying causes of the lock.