How To Fix CNV_PE_GEN020 - Generation of interface object successful, but registration failed

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_PE_GEN - Messages for object generation

• Message number: 020

• Message text: Generation of interface object successful, but registration failed

What causes this issue?

The generation of function module <ZH>&V1&</> and the corresponding
interface object was successful. However, trying to register the
interface object failed.

System Response

The generator function reported error<ZH> &V2&.</>

How to fix this error?

Try to execute the activity again. If the error still persists, contact
SAP for support.

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_PE_GEN020 - Generation of interface object successful, but registration failed ?

  The SAP error message CNV_PE_GEN020 indicates that while the generation of an interface object was successful, the subsequent registration of that object failed. This error typically occurs in the context of SAP data migration projects, particularly when using the SAP S/4HANA Migration Cockpit or other data migration tools.
  Causes:
  
  Authorization Issues: The user executing the migration may not have the necessary authorizations to register the interface object.
  Database Constraints: There may be constraints or issues in the database that prevent the registration of the object.
  Configuration Errors: Incorrect configuration settings in the migration cockpit or related tools can lead to registration failures.
  System Performance: If the system is under heavy load, it may not be able to process the registration in a timely manner.
  Transport Issues: If the interface object is being transported from one system to another, there may be issues with the transport itself.
  
  Solutions:
  
  Check Authorizations: Ensure that the user has the necessary authorizations to perform the registration. This may involve checking roles and permissions in the SAP system.
  Review Logs: Check the application logs (transaction SLG1) for more detailed error messages that can provide insights into why the registration failed.
  Database Checks: Verify that there are no database constraints or issues that could be causing the registration to fail. This may involve checking for locks or other database-related problems.
  Configuration Review: Review the configuration settings in the migration cockpit or related tools to ensure they are set up correctly.
  System Performance: Monitor system performance and consider running the registration process during off-peak hours to avoid load-related issues.
  Transport Validation: If the object is being transported, validate the transport request to ensure it was successful and that all necessary objects are included.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SLG1 (Application Log) and SE80 (Object Navigator) for troubleshooting.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Documentation: Review the official SAP documentation for the migration cockpit or the specific data migration tool you are using for any known issues or best practices.
  
  If the issue persists after trying the above solutions, it may be beneficial to reach out to SAP support for further assistance, providing them with detailed logs and error messages for a more in-depth analysis.