How To Fix CNV_12000045 - Object locked by package function

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_12000 - Messages for shorttext and description conversion

• Message number: 045

• Message text: Object locked by package function

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_12000045 - Object locked by package function ?

  The SAP error message CNV_12000045: Object locked by package function typically occurs during data migration or conversion processes, particularly when using SAP's Data Migration tools or the SAP S/4HANA Migration Cockpit. This error indicates that a specific object (like a table or a data record) is currently locked by a package function, which prevents other processes from accessing or modifying it.
  Cause:
  
  Concurrent Access: The object is being accessed or modified by another process or user, leading to a lock.
  Long-running Transactions: A transaction that takes a long time to complete may hold a lock on the object longer than expected.
  Package Function: The package function that is currently executing has not released the lock on the object, which can happen if the function encounters an error or is not designed to release locks properly.
  
  Solution:
  
  
  Identify the Lock:
  
  Use transaction code SM12 to check for locks on the object. This transaction allows you to see which user or process is holding the lock.
  Look for the relevant entries and identify the user or process that is causing the lock.
  
  
  
  Release the Lock:
  
  If you have the necessary authorizations, you can manually delete the lock entries in SM12. However, be cautious when doing this, as it may lead to data inconsistencies if the process holding the lock is still running.
  
  
  
  Check for Long-running Processes:
  
  Use transaction code SM66 to monitor active processes in the system. Identify any long-running processes that may be holding locks and consider terminating them if they are not critical.
  
  
  
  Retry the Operation:
  
  After resolving the lock, retry the operation that caused the error.
  
  
  
  Review Package Function Logic:
  
  If the error persists, review the logic of the package function to ensure that it properly handles locks and releases them when no longer needed.
  
  
  
  Consult SAP Notes:
  
  Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide additional guidance.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  SM12: Display and manage lock entries.
  SM66: Global overview of active processes.
  SM21: System log for monitoring system messages.
  
  
  
  SAP Documentation: Refer to the official SAP documentation for data migration and conversion processes for best practices and troubleshooting tips.
  
  
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  
  
  By following these steps, you should be able to resolve the CNV_12000045 error and continue with your data migration or conversion tasks.