How To Fix CNV_PE_CHECK_V2128 - Object ID does not uniquely describe migration object instance

CNV_PE_CHECK_V2128 - Overview

• Message type: E = Error

• Message class: CNV_PE_CHECK_V2 - Check Messages (Version 2020)

• Message number: 128

• Message text: Object ID does not uniquely describe migration object instance

What causes this issue?

Object ID must uniquely describe a migration object instance. As a rule,
it consists of all key fields of a header table, since their combination
guarantees required uniqueness.
Some key fields of your header table are <ZH>not </>marked as Object ID
fields. It can result in duplicate entries during data selection.

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?

Check whether the object ID definition is correct.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

CNV_PE_CHECK_V2128 - Details

• The SAP error message CNV_PE_CHECK_V2128 indicates that the Object ID provided does not uniquely identify a migration object instance during a data migration process. This error typically occurs in the context of SAP S/4HANA migrations or data transfer processes where specific objects need to be uniquely identified for successful migration.
  
  Cause:
  
  Duplicate Object IDs: The Object ID you are trying to use may not be unique in the context of the migration. This can happen if there are multiple entries in the source system that share the same Object ID.
  Incorrect Mapping: The mapping of the Object ID to the migration object may not be set up correctly, leading to ambiguity in identifying the correct instance.
  Data Integrity Issues: There may be issues with the data integrity in the source system, such as missing or corrupted records that prevent the system from identifying the object uniquely.
  
  
  Solution:
  
  Check for Duplicates: Review the source data to ensure