How To Fix CNV033 - &1: record already exists; source package &2 &3

CNV033 - Overview

• Message type: E = Error

• Message class: CNV - Conversion: Messages for Conversion Services (CNCC)

• Message number: 033

• Message text: &1: record already exists; source package &2 &3

What causes this issue?

The record that has been read and is now to be saved has already existed
in a previous package and has been saved there.

System Response

The program will finish. The protocol needs to be checked.

How to fix this error?

In case of an error message, check what data from which record is to be
used.
Otherwise, this message is only for your information.

Error message extract from SAP system. Copyright SAP SE.

CNV033 - Details

• The SAP error message CNV033 indicates that there is an attempt to insert a record into a database table where a record with the same key already exists. This is a common issue in data migration or data transfer processes, particularly when using SAP's data migration tools or during system conversions.
  
  Cause:
  
  Duplicate Records: The most common cause is that the source data being migrated or transferred contains duplicate records that conflict with existing records in the target system.
  Incorrect Mapping: There may be an issue with how the source data is mapped to the target structure, leading to attempts to insert records that already exist.
  Data Consistency Issues: The data in the source system may not be consistent, leading to attempts to create records that violate unique constraints in the target system.
  Previous Migration Attempts: If a migration process was interrupted or not completed successfully, it may have left behind records that are now