How To Fix CNV_PE420 - Worklist modification execution for system type &1

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_PE - General messages for posting engine

• Message number: 420

• Message text: Worklist modification execution for system type &1

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.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_PE420 - Worklist modification execution for system type &1 ?

  The SAP error message CNV_PE420 typically relates to issues encountered during the execution of worklist modifications in the context of data migration or system conversion processes, particularly when using the SAP S/4HANA Migration Cockpit or similar tools.
  Cause:
  The error message CNV_PE420 indicates that there is a problem with the execution of worklist modifications for a specific system type. This can occur due to several reasons, including:
  
  Incorrect System Type: The system type specified in the worklist may not match the expected type for the operation being performed.
  Configuration Issues: There may be configuration issues in the migration cockpit or the related tools that prevent the execution of modifications.
  Data Integrity Issues: There could be issues with the data being processed, such as missing or inconsistent data that prevents the worklist from being executed properly.
  Authorization Issues: The user executing the worklist may not have the necessary authorizations to perform the modifications.
  
  Solution:
  To resolve the CNV_PE420 error, you can take the following steps:
  
  
  Check System Type: Verify that the system type specified in the worklist matches the expected type for the operation. Ensure that the configuration aligns with the requirements of the migration or conversion process.
  
  
  Review Configuration: Check the configuration settings in the migration cockpit or related tools. Ensure that all necessary settings are correctly configured and that there are no discrepancies.
  
  
  Data Validation: Validate the data being processed to ensure that it is complete and consistent. Look for any missing or incorrect entries that could be causing the issue.
  
  
  User Authorizations: Ensure that the user executing the worklist has the necessary authorizations to perform the modifications. Check the roles and permissions assigned to the user.
  
  
  Consult Logs: Review the application logs and error logs for more detailed information about the error. This can provide insights into what specifically is causing the issue.
  
  
  SAP Notes and Documentation: Check for any relevant SAP Notes or documentation that may address this specific error. SAP frequently updates its knowledge base with solutions for known issues.
  
  
  Contact SAP Support: If the issue persists after trying the above steps, consider reaching out to SAP Support for further assistance. Provide them with detailed information about the error, including any logs or screenshots that may help diagnose the problem.
  
  
  Related Information:
  
  SAP Migration Cockpit: This tool is used for data migration to SAP S/4HANA and may have specific requirements and configurations that need to be followed.
  SAP Notes: Regularly check SAP Notes for updates or patches related to the migration process or specific error messages.
  Documentation: Refer to the official SAP documentation for guidelines on data migration and system conversion processes.
  
  By following these steps, you should be able to identify and resolve the underlying cause of the CNV_PE420 error message.