How To Fix CNV20551694 - Generator was already executed, adjustments are not allowed any longer.

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 694

• Message text: Generator was already executed, adjustments are not allowed any longer.

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV20551694 - Generator was already executed, adjustments are not allowed any longer. ?

  The SAP error message CNV20551694 indicates that a generator process has already been executed in the context of a data migration or conversion project, and as a result, further adjustments or modifications are no longer permitted. This error typically arises in the context of SAP's data migration tools, such as the SAP S/4HANA Migration Cockpit or other conversion tools.
  Cause:
  
  Execution of Generator: The generator process has been run, which means that the initial data transformation or migration logic has been applied. Once this process is completed, the system locks the ability to make further adjustments to ensure data integrity and consistency.
  Data Locking Mechanism: SAP employs a locking mechanism to prevent changes to the migration settings or data once the generator has been executed. This is to avoid inconsistencies that could arise from modifying the migration logic after it has been applied.
  
  Solution:
  
  Review Migration Steps: Check the migration steps you have taken. If you need to make adjustments, you may need to roll back or reset the migration process.
  Reinitialize the Migration: If adjustments are necessary, you may need to reinitialize the migration process. This could involve:
  
  Deleting the existing migration data or settings.
  Restarting the generator process from the beginning.
  
  
  Consult Documentation: Refer to the specific SAP documentation related to the migration tool you are using. There may be specific instructions on how to handle situations where adjustments are needed after the generator has been executed.
  Contact SAP Support: If you are unable to resolve the issue through the above steps, consider reaching out to SAP support for assistance. They can provide guidance based on your specific scenario and system configuration.
  
  Related Information:
  
  Migration Cockpit: If you are using the SAP S/4HANA Migration Cockpit, familiarize yourself with its functionalities and limitations regarding data migration.
  Data Consistency: Understand the importance of maintaining data consistency during migration processes, as this is a key reason for the locking mechanism.
  Testing: Before executing the generator in a production environment, it is advisable to conduct thorough testing in a development or sandbox environment to identify potential issues.
  
  By following these steps, you should be able to address the error CNV20551694 and proceed with your data migration or conversion project effectively.