How To Fix /SCWM/EXT_SYS_LCK007 - Lock entries were deleted

SAP Error Message - Details

• Message type: E = Error

• Message class: /SCWM/EXT_SYS_LCK -

• Message number: 007

• Message text: Lock entries were deleted

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SCWM/EXT_SYS_LCK007 - Lock entries were deleted ?

  The SAP error message /SCWM/EXT_SYS_LCK007 Lock entries were deleted typically occurs in the context of SAP Extended Warehouse Management (EWM) when there are issues related to lock entries in the system. This error indicates that a lock entry that was expected to be present has been deleted, which can lead to inconsistencies or issues in processing transactions.
  Causes:
  
  Concurrency Issues: Multiple processes or users may be trying to access or modify the same data simultaneously, leading to the deletion of lock entries.
  Timeouts: Lock entries may have a timeout period, and if a process takes too long to complete, the lock may be released, causing this error.
  System Errors: There may be underlying system issues or bugs that lead to unexpected deletion of lock entries.
  Manual Deletion: Lock entries may have been manually deleted by an administrator or through a custom program.
  
  Solutions:
  
  Check Lock Entries: Use transaction code SM12 to check for existing lock entries. Identify if there are any locks that are causing the issue and if necessary, delete them carefully.
  Review Processes: Analyze the processes that are running concurrently. If possible, implement better handling of locks to avoid conflicts.
  Increase Timeout Settings: If timeouts are a frequent issue, consider increasing the timeout settings for lock entries in the system configuration.
  System Logs: Check system logs (transaction SLG1) for any related errors or warnings that could provide more context on why the lock entries were deleted.
  Consult SAP Notes: Look for relevant SAP Notes that may address this specific error or provide patches or updates that could resolve the issue.
  Contact SAP Support: If the issue persists and cannot be resolved through the above steps, consider reaching out to SAP Support for further assistance.
  
  Related Information:
  
  Lock Management: Understanding how SAP handles locks and the implications of lock entries can help in troubleshooting similar issues in the future.
  Performance Tuning: Regularly monitor and tune system performance to minimize the chances of lock contention and related errors.
  Documentation: Keep documentation of any changes made to the system or processes that could affect lock management.
  
  By following these steps, you should be able to diagnose and resolve the /SCWM/EXT_SYS_LCK007 Lock entries were deleted error effectively.