How To Fix CNV759 - Error when scheduling & index creation task(s) for table & .

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV - Conversion: Messages for Conversion Services (CNCC)

• Message number: 759

• Message text: Error when scheduling & index creation task(s) for table & .

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV759 - Error when scheduling & index creation task(s) for table & . ?

  The SAP error message CNV759 typically occurs during the data migration process, particularly when using the SAP S/4HANA Migration Cockpit or similar tools. This error is related to issues encountered while scheduling or creating indexes for a specific database table.
  Causes of CNV759 Error
  
  Database Locking Issues: The table may be locked by another process, preventing the scheduling of tasks or index creation.
  Insufficient Authorizations: The user executing the task may not have the necessary authorizations to perform the operation on the specified table.
  Database Constraints: There may be constraints or dependencies on the table that prevent the index creation or scheduling of tasks.
  Technical Issues: There could be underlying technical issues with the database or the SAP system itself, such as connectivity problems or configuration errors.
  Resource Limitations: The system may be running low on resources (e.g., memory, CPU), which can affect the ability to schedule tasks or create indexes.
  
  Solutions to CNV759 Error
  
  Check Database Locks: Use transaction codes like SM12 to check for any locks on the table. If locks are found, determine the process holding the lock and resolve it.
  Verify Authorizations: Ensure that the user has the necessary authorizations to perform the operation. You may need to consult with your SAP security team to grant the required permissions.
  Review Constraints: Check for any constraints or dependencies on the table that might be causing the issue. This may involve reviewing foreign key relationships or other database constraints.
  Monitor System Resources: Use transaction codes like ST02 or ST06 to monitor system performance and resource usage. If resources are low, consider optimizing the system or scheduling the task during off-peak hours.
  Check for Technical Issues: Review system logs (transaction SLG1) for any related error messages that could provide more context on the issue. Additionally, check for any recent changes in the system that might have affected the database.
  Re-run the Task: After addressing the above issues, try to re-run the scheduling or index creation task to see if the error persists.
  
  Related Information
  
  SAP Notes: Check SAP Notes related to the CNV759 error for any specific patches or updates that may address known issues.
  Documentation: Review the official SAP documentation for the Migration Cockpit or the specific tool you are using for data migration to ensure that you are following the correct procedures.
  Community Forums: Engage with the SAP Community or forums where other users may have encountered similar issues and can provide insights or solutions.
  
  If the error persists after trying the above solutions, it may be necessary to involve SAP support for further assistance.