How To Fix /ISDFPS/LM_STB_APP564 - Lock error: Lock for table &1 cannot be set

SAP Error Message - Details

• Message type: E = Error

• Message class: /ISDFPS/LM_STB_APP -

• Message number: 564

• Message text: Lock error: Lock for table &1 cannot be set

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /ISDFPS/LM_STB_APP564 - Lock error: Lock for table &1 cannot be set ?

  The SAP error message /ISDFPS/LM_STB_APP564 Lock error: Lock for table &1 cannot be set typically indicates that there is an issue with acquiring a lock on a specific database table. This can occur in various scenarios, particularly in environments where multiple processes or users are trying to access or modify the same data concurrently.
  Causes:
  
  Concurrent Access: Another transaction or user is currently holding a lock on the specified table, preventing your transaction from acquiring the necessary lock.
  Long-Running Transactions: A long-running transaction may be holding the lock for an extended period, causing subsequent transactions to fail.
  Deadlocks: In some cases, a deadlock situation may arise where two or more transactions are waiting for each other to release locks.
  Database Issues: There may be underlying database issues or configuration problems that are preventing locks from being set correctly.
  Lock Table Size: The lock table may be full, preventing new locks from being created.
  
  Solutions:
  
  Identify Lock Holders: Use transaction codes like SM12 to check for existing locks on the table. You can identify which user or transaction is holding the lock and take appropriate action.
  Wait and Retry: If the lock is held by a long-running transaction, you may need to wait for it to complete before retrying your operation.
  Terminate Locking Transactions: If you identify a transaction that is holding a lock unnecessarily, you may consider terminating it (using SM12 or SM66), but be cautious as this can lead to data inconsistencies.
  Check for Deadlocks: Use transaction SM21 to check the system log for any deadlock situations and resolve them accordingly.
  Increase Lock Table Size: If the lock table is full, you may need to increase its size in the system configuration.
  Review Code: If this error occurs frequently in custom programs, review the code to ensure that locks are being managed properly and released when no longer needed.
  
  Related Information:
  
  Transaction Codes:
  
  SM12: Display and manage locks.
  SM21: System log for monitoring.
  SM66: Global work process overview.
  
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  Performance Monitoring: Regularly monitor system performance and lock situations to prevent future occurrences.
  
  If the problem persists after trying the above solutions, it may be beneficial to consult with your SAP Basis team or reach out to SAP support for further assistance.