How To Fix CNV20551716 - Re-generation started! Check protocol in phase GENERATION. See long text

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV20551 - message for package 20551 (company code delete)

• Message number: 716

• Message text: Re-generation started! Check protocol in phase GENERATION. See long text

What causes this issue?

The re-generation of those tables which need to be re-converted, is
triggered. Therefore the active phase is temporarily changed to
GENERATION.

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?

Check the protocol of 'Generate conversion programs' in phase
GENERATION.
If all programs for the affected tables get re-generated successfully
automatically a background job ist created for each conversion program
and set to status 'Scheduled'. Also the phase TEST will be activated
again
Then proceed with the next troubleshooting activity 'Lock users in
execution system'

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 CNV20551716 - Re-generation started! Check protocol in phase GENERATION. See long text ?

  The SAP error message CNV20551716 typically occurs during a data migration or conversion process, particularly when using the SAP S/4HANA Migration Cockpit or similar tools. This error indicates that the regeneration of certain objects or data structures has started, and it prompts the user to check the protocol for more details.
  Cause:
  
  Data Migration Issues: The error may arise due to issues in the data migration process, such as missing or incorrect data, or problems with the mapping of fields.
  Configuration Problems: There may be configuration issues in the migration cockpit or the specific migration project.
  Technical Errors: There could be underlying technical errors in the system, such as database issues or problems with the transport of objects.
  Insufficient Authorizations: The user executing the migration may not have the necessary authorizations to perform certain actions.
  
  Solution:
  
  Check the Protocol: The first step is to check the detailed protocol generated during the migration process. This protocol will provide specific information about what went wrong during the regeneration phase.
  Review Logs: Look for any error messages or warnings in the logs that can give more context about the issue.
  Data Validation: Ensure that the data being migrated is valid and meets the requirements of the target system. This includes checking for data consistency and completeness.
  Configuration Review: Verify the configuration settings in the migration cockpit to ensure they are set up correctly.
  Authorization Check: Ensure that the user has the necessary authorizations to perform the migration tasks.
  Consult Documentation: Refer to the SAP documentation related to the specific migration tool you are using for any additional troubleshooting steps or known issues.
  SAP Support: If the issue persists, consider reaching out to SAP Support for assistance, providing them with the error message and any relevant logs or protocols.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide guidance on similar issues.
  Migration Cockpit Documentation: Review the official SAP documentation for the Migration Cockpit, which may provide insights into common issues and their resolutions.
  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 identify the root cause of the error and take appropriate action to resolve it.