How To Fix CNV_PE_UI_IF012 - Delivered extension table must not be deleted

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_PE_UI_IF -

• Message number: 012

• Message text: Delivered extension table must not be deleted

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 CNV_PE_UI_IF012 - Delivered extension table must not be deleted ?

  The SAP error message CNV_PE_UI_IF012 indicates that a delivered extension table is being attempted to be deleted, which is not allowed. This error typically arises in the context of SAP data migration or conversion projects, particularly when using the SAP S/4HANA Migration Cockpit or similar tools.
  Cause:
  
  System Integrity: The delivered extension tables are part of the standard SAP data model and are essential for maintaining system integrity. Deleting them could lead to inconsistencies or loss of important data.
  Configuration Issues: The error may occur if there is a misconfiguration in the migration project or if the migration cockpit is not set up correctly.
  User Permissions: The user attempting to delete the table may not have the necessary permissions, or the system may be enforcing restrictions on certain operations.
  
  Solution:
  
  Check Configuration: Review the configuration of your migration project to ensure that you are not inadvertently trying to delete a standard extension table. Make sure that the tables you are working with are intended for deletion.
  Consult Documentation: Refer to the SAP documentation related to the migration or conversion process you are undertaking. This may provide insights into which tables are safe to delete and which are not.
  Use Transaction Codes: If you are using transaction codes to manage tables, ensure you are using the correct ones. For example, use SE11 for data dictionary operations and ensure you are not trying to delete a table that is marked as delivered.
  Check User Roles: Ensure that your user role has the appropriate permissions to perform the actions you are attempting. If necessary, consult with your SAP Basis or security team.
  Contact SAP Support: If you are unable to resolve the issue, consider reaching out to SAP support for assistance. They can provide guidance specific to your system and configuration.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional context.
  Migration Cockpit: Familiarize yourself with the SAP S/4HANA Migration Cockpit and its functionalities, as it may have specific guidelines regarding the handling of extension tables.
  Data Model: Understanding the data model of your SAP system can help you identify which tables are critical and should not be deleted.
  
  By following these steps, you should be able to address the error CNV_PE_UI_IF012 effectively.