How To Fix /LIME/PI_CORE168 - Document &1, item &2: Lock on location cannot be deleted

SAP Error Message - Details

• Message type: E = Error

• Message class: /LIME/PI_CORE -

• Message number: 168

• Message text: Document &1, item &2: Lock on location cannot be deleted

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /LIME/PI_CORE168 - Document &1, item &2: Lock on location cannot be deleted ?

  The SAP error message /LIME/PI_CORE168 Document &1, item &2: Lock on location cannot be deleted typically indicates that there is a lock on a specific location in the system, which is preventing the deletion of that lock. This can occur in various scenarios, particularly in logistics or inventory management processes where multiple users or processes may be trying to access or modify the same data simultaneously.
  Causes:
  
  Concurrent Access: Another user or process is currently accessing the same document or item, which creates a lock on the location.
  Incomplete Transactions: A previous transaction may not have been completed properly, leaving a lock in place.
  System Errors: There may be underlying system issues or bugs that are causing locks to persist.
  Long-running Processes: Background jobs or long-running transactions may hold locks longer than expected.
  
  Solutions:
  
  
  Check for Active Sessions: Use transaction codes like SM12 (to view and manage locks) to check if there are any active sessions holding locks on the document or item. If you find any, you may need to coordinate with the user or process to release the lock.
  
  
  Wait and Retry: If the lock is due to a concurrent process, waiting for that process to complete may resolve the issue. You can then retry the operation.
  
  
  Transaction Monitoring: Use transaction codes like SM21 (system log) or ST22 (dump analysis) to check for any system errors or dumps that might provide more context on the issue.
  
  
  Clear Locks Manually: If you have the necessary authorizations, you can manually delete the lock using SM12. However, be cautious with this approach, as it may disrupt other users or processes.
  
  
  Check for Background Jobs: Use transaction SM37 to check for any background jobs that might be running and holding locks. If necessary, you can cancel those jobs.
  
  
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that might address this specific error or provide patches or updates.
  
  
  System Restart: In some cases, a system restart may be necessary to clear persistent locks, but this should be done with caution and typically as a last resort.
  
  
  Related Information:
  
  Lock Management: Understanding how SAP handles locks is crucial. Locks are typically managed at the database level to ensure data integrity during concurrent access.
  User Authorizations: Ensure that users have the appropriate authorizations to perform the actions they are attempting, as insufficient permissions can sometimes lead to unexpected behavior.
  Performance Monitoring: Regularly monitor system performance and transaction logs to identify and resolve issues before they lead to locking problems.
  
  If the issue persists after trying the above solutions, it may be beneficial to involve your SAP Basis team or consult with SAP support for further assistance.