How To Fix CNV776 - Table &1 has already been dropped by another job

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 776

• Message text: Table &1 has already been dropped by another job

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV776 - Table &1 has already been dropped by another job ?

  The SAP error message "CNV776 Table &1 has already been dropped by another job" typically occurs during data migration or conversion processes, particularly when using the SAP S/4HANA Migration Cockpit or similar tools. This error indicates that a specific database table (denoted by &1) has been dropped (deleted) by another job or process while your current job is still trying to access it.
  Cause:
  
  Concurrent Jobs: Multiple jobs or processes are trying to access or modify the same database table simultaneously. If one job drops the table while another is still running, the second job will encounter this error.
  Job Dependencies: There may be a lack of proper job sequencing or dependencies, leading to one job executing before another has completed its operations.
  Manual Interventions: If a user manually drops a table while a migration or conversion job is running, it can lead to this error.
  
  Solution:
  
  Check Job Status: Review the status of all jobs running in the system. Identify if there are any jobs that might be dropping the table in question. You can use transaction codes like SM37 to monitor job statuses.
  Job Sequencing: Ensure that jobs are sequenced correctly. If one job depends on the completion of another, make sure that the dependent job does not start until the first job has completed successfully.
  Retry the Job: After confirming that no other jobs are interfering, you can retry the job that encountered the error.
  Review Logs: Check the logs for the job that dropped the table to understand why it was dropped and if it was necessary. This can help in preventing similar issues in the future.
  Consult Documentation: If you are using a specific migration tool or process, refer to the official SAP documentation for any known issues or additional troubleshooting steps related to this error.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional context. You can search the SAP Support Portal for notes related to CNV776.
  System Performance: Monitor system performance and resource usage, as high load can sometimes lead to unexpected behavior in job execution.
  Database Locks: Investigate if there are any database locks that might be causing issues with job execution.
  
  If the problem persists after following these steps, consider reaching out to SAP support for further assistance, providing them with detailed logs and job information for a more in-depth analysis.