How To Fix CNV_MBT_46424 - Package &1 already exists; enter a non-existing (unique) pack id

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_MBT_46 - PCL message class

• Message number: 424

• Message text: Package &1 already exists; enter a non-existing (unique) pack id

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_MBT_46424 - Package &1 already exists; enter a non-existing (unique) pack id ?

  The SAP error message CNV_MBT_46424 indicates that you are trying to create or register a package with an ID that already exists in the system. This error typically occurs during data migration or conversion processes, particularly when using the SAP Migration Cockpit or similar tools.
  Cause:
  The error is caused by attempting to create a new package with an ID that is already in use. Each package ID must be unique within the system, and if you try to reuse an existing ID, the system will throw this error.
  Solution:
  To resolve this error, you can follow these steps:
  
  
  Check Existing Packages: 
  
  Use transaction codes like SE11 (Data Dictionary) or SE80 (Object Navigator) to check the existing packages in the system.
  You can also use the relevant transaction for the migration tool you are using to list existing packages.
  
  
  
  Choose a Unique Package ID:
  
  When creating a new package, ensure that the ID you are trying to use is unique. You can modify the package ID slightly (e.g., by adding a suffix or prefix) to avoid conflicts.
  
  
  
  Delete or Modify Existing Package:
  
  If the existing package is no longer needed, you can consider deleting it or modifying it to free up the ID. However, be cautious with this approach, as it may affect other processes or data.
  
  
  
  Consult Documentation:
  
  Refer to the SAP documentation or help resources related to the specific migration tool you are using for any additional guidelines on package management.
  
  
  
  Contact SAP Support:
  
  If you are unable to resolve the issue, consider reaching out to SAP support for assistance. They may provide insights specific to your system configuration.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes for managing packages and data migration, such as LTMC (for Migration Cockpit) or LTMOM (for Migration Object Modeler).
  SAP Notes: Check for any SAP Notes related to the error message or the migration tool you are using, as they may contain specific fixes or workarounds.
  Best Practices: Follow best practices for naming conventions and package management to avoid such conflicts in the future.
  
  By ensuring that you use a unique package ID and managing existing packages effectively, you should be able to resolve the CNV_MBT_46424 error.