How To Fix CNV20400032 - &1 duplicates=&2,recursive=&3,priority=&4

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV20400 - Message class CNV20400

• Message number: 032

• Message text: &1 duplicates=&2,recursive=&3,priority=&4

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV20400032 - &1 duplicates=&2,recursive=&3,priority=&4 ?

  The SAP error message CNV20400032 typically relates to issues encountered during data migration or conversion processes, particularly when using SAP's Data Migration tools or during the execution of a conversion program. This error indicates that there are duplicate entries in the data being processed, which can lead to inconsistencies or conflicts in the target system.
  Cause:
  
  
  Duplicate Entries: The error message suggests that there are duplicate records in the source data that are being processed. This could be due to:
  
  Data extraction issues where the same record is extracted multiple times.
  Data preparation errors where duplicates were not removed before the migration.
  Issues in the source system where the same data exists in multiple places.
  
  
  
  Recursive Data: The mention of "recursive" in the error message may indicate that the duplicates are related to a recursive relationship in the data structure, which can complicate the migration process.
  
  
  Priority Conflicts: The "priority" part of the message may refer to the order in which records are processed, and if duplicates exist, it can lead to conflicts in how the records are handled.
  
  
  Solution:
  
  
  Identify Duplicates: 
  
  Review the source data to identify and analyze the duplicate entries. This can often be done using SQL queries or data analysis tools.
  Use tools like SAP Data Services or other ETL (Extract, Transform, Load) tools to help identify duplicates.
  
  
  
  Remove Duplicates: 
  
  Once identified, duplicates should be removed or consolidated based on business rules. This may involve:
  
  Merging records.
  Deleting unnecessary duplicates.
  Ensuring that the remaining records are unique and valid for migration.
  
  
  
  
  
  Data Validation: 
  
  Implement data validation checks before migration to ensure that the data is clean and free of duplicates.
  Use SAP's built-in tools or third-party data quality tools to validate the data.
  
  
  
  Re-run Migration: 
  
  After cleaning the data, re-run the migration process to see if the error persists.
  
  
  
  Consult Documentation: 
  
  Check SAP notes or documentation related to the specific migration tool or process you are using for any additional guidance or known issues.
  
  
  
  Related Information:
  
  SAP Notes: Look for relevant SAP Notes that may provide additional context or solutions for this specific error message.
  SAP Community: Engage with the SAP Community forums where other users may have encountered similar issues and can provide insights or solutions.
  Data Migration Best Practices: Familiarize yourself with best practices for data migration in SAP, which often include thorough data cleansing, validation, and testing before executing the migration.
  
  By following these steps, you should be able to address the CNV20400032 error and successfully complete your data migration process.