How To Fix CNV20200475 - Object numbers for object type &1 exist

CNV20200475 - Overview

• Message type: E = Error

• Message class: CNV20200 - Messages for development class CNV_20200

• Message number: 475

• Message text: Object numbers for object type &1 exist

What causes this issue?

There are object numbers for the object type &V1&.
These may contain information that is relevant for the conversion, but
are currently not considered by the conversion.

System Response

Warning

How to fix this error?

Check these object numbers in the table ONR00.
Contact the development support.

Error message extract from SAP system. Copyright SAP SE.

CNV20200475 - Details

• The SAP error message CNV20200475, which states "Object numbers for object type &1 exist," typically occurs during data migration or conversion processes, particularly when using SAP's data migration tools. This error indicates that there are existing object numbers for the specified object type in the system, which can lead to conflicts or issues during the migration process.
  
  Cause:
  
  Existing Data: The error usually arises when the migration process attempts to create or modify objects that already exist in the target system. This can happen if the migration is being run multiple times without proper cleanup or if the data being migrated overlaps with existing records.
  Incorrect Mapping: There may be an issue with the mapping of object types, leading to conflicts with existing entries.
  Data Integrity Issues: The data being migrated may not adhere to the expected format or integrity constraints, causing the system to reject the operation.
  
  
  Solution:
  
  Check Existing Objects: Before running the migration,