How To Fix CNV_10940_MSG515 - Number of users encountered error during locking- &1.

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_10940_MSG - Message Class for Report Variant Scan

• Message number: 515

• Message text: Number of users encountered error during locking- &1.

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_10940_MSG515 - Number of users encountered error during locking- &1. ?

  The SAP error message CNV_10940_MSG515 indicates that there was an issue with locking during a data migration or conversion process, specifically that a certain number of users encountered an error while trying to lock the necessary objects or records. This error is typically associated with the SAP S/4HANA migration process or other data conversion activities.
  Cause:
  
  Concurrency Issues: Multiple users or processes may be trying to access or lock the same data simultaneously, leading to conflicts.
  Insufficient Authorizations: Users may not have the necessary permissions to lock the objects they are trying to access.
  System Performance: High system load or performance issues can lead to timeouts or failures in acquiring locks.
  Configuration Issues: Incorrect configuration settings in the migration tools or the SAP system can lead to locking problems.
  
  Solution:
  
  Check User Authorizations: Ensure that all users involved in the migration process have the necessary authorizations to lock the required objects.
  Reduce Concurrency: If possible, limit the number of concurrent users or processes that are trying to access the same data. This can be done by scheduling migrations during off-peak hours.
  Monitor System Performance: Use transaction codes like ST03N or ST22 to monitor system performance and identify any bottlenecks that may be causing locking issues.
  Review Lock Entries: Use transaction SM12 to check for existing lock entries. If there are stale locks, they may need to be released.
  Adjust Configuration: Review the configuration settings for the migration tools and ensure they are set up correctly to handle locking.
  Retry the Process: After addressing the above issues, retry the migration or conversion process to see if the error persists.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SM12 (for lock entries), ST22 (for dumps), and ST03N (for performance analysis).
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Documentation: Review the official SAP documentation for the migration tools being used, as they may have specific guidelines or best practices for handling locking issues.
  
  If the problem persists after trying the above solutions, it may be beneficial to consult with SAP support or your internal SAP Basis team for further assistance.