How To Fix CNV_PE406 - Version with type '&1' already exists

CNV_PE406 - Overview

• Message type: E = Error

• Message class: CNV_PE - General messages for posting engine

• Message number: 406

• Message text: Version with type '&1' already exists

What causes this issue?

Version with type '&V1&' already exists for object &V2& (ID &V3&).
Creation date: &V4&

System Response

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

How to fix this error?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

CNV_PE406 - Details

• The SAP error message CNV_PE406 with the description "Version with type '&1' already exists" typically occurs in the context of data migration or conversion processes, particularly when using the SAP Landscape Transformation (SLT) or other data migration tools. This error indicates that there is an attempt to create a new version of a data object or configuration that already exists in the system.
  
  Cause:
  
  Duplicate Version: The error is triggered when you try to create a new version of a data object (like a project, configuration, or migration object) that already has a version of the same type in the system.
  Incorrect Configuration: There may be a misconfiguration in the migration settings or parameters that leads to the system attempting to create a duplicate version.
  Data Consistency Issues: There might be inconsistencies in the database or the migration tool's metadata that cause the system to believe a version already exists.
  
  
  Solution:
  
  Check Existing Versions: Verify the