How To Fix CNV_10100246 - Generated set name &4 for set &1 &2 &3 already exists, see mapping table

CNV_10100246 - Overview

• Message type: E = Error

• Message class: CNV_10100 - Messages from package 10100

• Message number: 246

• Message text: Generated set name &4 for set &1 &2 &3 already exists, see mapping table

What causes this issue?

The system could not assign a unique set name in the generated set name
mapping table.

System Response

The conversion requires a unique set name. A duplicate set name will
cause an mapping table error.

How to fix this error?

Please check the set name mapping table and assign a new set name.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

CNV_10100246 - Details

• The SAP error message CNV_10100246 indicates that there is an attempt to create a generated set name that already exists in the system. This error typically occurs during data migration or conversion processes, particularly when using SAP's Conversion Tools or Data Migration tools.
  
  Cause:
  The error arises when:
  
  A generated set name (which is usually a unique identifier for a set of data) is being created, but a set with the same name already exists in the mapping table.
  This can happen if the same data migration process is run multiple times without proper cleanup or if there are overlapping data sets being processed.
  
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Existing Sets: 
  
  Review the mapping table to identify the existing set names. You can do this by accessing the relevant transaction or table where the mapping is stored (e.g., using transaction codes like SE11 or SE16).
  
  
  
  Modify the Set Name:
  
  If you are