How To Fix CNV_00001702 - Generated programs already exist; see long text

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_00001 - Message class for CWB settings maintenance programs

• Message number: 702

• Message text: Generated programs already exist; see long text

What causes this issue?

Generated programs already exist in the active package. If you save the
changes of the selection partitioning analysis - they will take effect
only if the programs for the selected tables will be regenerated.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Perform the selection partitioning analysis and save its results before
generation of conversion programs.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_00001702 - Generated programs already exist; see long text ?

  The SAP error message CNV_00001702 indicates that during a data migration or conversion process, the system has detected that generated programs already exist. This typically occurs in the context of SAP's data migration tools, such as the SAP S/4HANA Migration Cockpit or other conversion tools.
  Cause:
  The error is usually caused by one of the following reasons:
  
  Duplicate Program Generation: The system is attempting to generate a program that has already been created in a previous run. This can happen if the migration process is restarted or if there are multiple instances of the same migration task being executed.
  Incomplete Cleanup: If a previous migration attempt was not completed successfully, the generated programs may not have been cleaned up properly, leading to conflicts when trying to generate them again.
  Configuration Issues: There may be issues with the configuration settings that lead to the generation of duplicate programs.
  
  Solution:
  To resolve the error, you can take the following steps:
  
  
  Check Existing Programs: 
  
  Go to the transaction code SE38 or SE80 and check for the existence of the generated programs. You can search for programs with a specific naming convention used by the migration tool.
  
  
  
  Delete or Rename Existing Programs: 
  
  If you find that the programs already exist and are not needed, you can delete them. Alternatively, you can rename them if you want to keep a backup.
  
  
  
  Cleanup Migration Objects: 
  
  Use the appropriate cleanup transaction or program provided by SAP to remove any leftover migration objects or generated programs from previous runs. This may involve using transaction codes specific to the migration tool you are using.
  
  
  
  Review Migration Logs: 
  
  Check the logs of the migration process to identify any issues that may have caused the previous run to fail. This can provide insights into what went wrong and how to avoid it in the future.
  
  
  
  Restart the Migration Process: 
  
  After cleaning up, you can restart the migration process. Ensure that you follow the correct sequence of steps as outlined in the migration guide.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may provide additional guidance or patches related to this error. You can search for notes using the SAP Support Portal.
  Documentation: Review the official SAP documentation for the specific migration tool you are using. This documentation often includes troubleshooting sections that can help with common issues.
  Community Forums: Consider checking SAP Community forums or other user groups for discussions related to this error. Other users may have encountered similar issues and can provide insights or solutions.
  
  By following these steps, you should be able to resolve the CNV_00001702 error and proceed with your data migration or conversion process.