How To Fix CNV_MBT318 - Enqueue on local entry package &1, phase &2, activity &3 not set.

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_MBT - PCL message class

• Message number: 318

• Message text: Enqueue on local entry package &1, phase &2, activity &3 not set.

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_MBT318 - Enqueue on local entry package &1, phase &2, activity &3 not set. ?

  The SAP error message CNV_MBT318 typically occurs during the execution of a data migration or conversion process, particularly when using the SAP S/4HANA Migration Cockpit or similar tools. This error indicates that there is an issue with the enqueue mechanism, which is used to manage access to shared resources in a multi-user environment.
  Cause:
  The error message "Enqueue on local entry package &1, phase &2, activity &3 not set" suggests that the system is trying to access a resource that is currently locked or not properly initialized. This can happen due to several reasons:
  
  Concurrency Issues: Multiple processes or users are trying to access the same resource simultaneously, leading to a lock.
  Incomplete Configuration: The migration or conversion process may not have been set up correctly, leading to missing entries in the enqueue table.
  System Performance: High system load or performance issues can lead to delays in setting or releasing locks.
  Transport Issues: If the migration package was transported between systems, there may be inconsistencies in the configuration.
  
  Solution:
  To resolve the CNV_MBT318 error, you can try the following steps:
  
  
  Check for Locks: Use transaction code SM12 to check for any existing locks on the relevant resources. If you find any unnecessary locks, you can delete them (ensure that you understand the implications of doing so).
  
  
  Review Migration Configuration: Ensure that the migration or conversion process is correctly configured. Check the settings and parameters in the migration cockpit or relevant transaction.
  
  
  System Performance: Monitor the system performance using transaction codes like ST22 (dump analysis) and SM66 (global work process overview) to identify any bottlenecks or issues.
  
  
  Retry the Process: Sometimes, simply retrying the migration or conversion process after a short wait can resolve transient issues.
  
  
  Check Logs: Review the logs for the migration process to identify any additional error messages or warnings that could provide more context about the issue.
  
  
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  
  
  Contact SAP Support: If the issue persists and you cannot find a resolution, consider reaching out to SAP Support for assistance.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SM12 (for lock entries), SM21 (system log), ST22 (dump analysis), and SM66 (global work process overview).
  Documentation: Review the official SAP documentation for the migration tool you are using, as it may contain specific troubleshooting steps for common errors.
  Community Forums: Engage with the SAP Community or forums where other users may have encountered similar issues and can share their solutions.
  
  By following these steps, you should be able to diagnose and resolve the CNV_MBT318 error effectively.