How To Fix CNV_10100231 - Scan for duplicate set records completed for set class &1

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_10100 - Messages from package 10100

• Message number: 231

• Message text: Scan for duplicate set records completed for set class &1

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_10100231 - Scan for duplicate set records completed for set class &1 ?

  The SAP error message CNV_10100231 typically relates to the data migration process, particularly when using the SAP S/4HANA Migration Cockpit or other data migration tools. This error indicates that the system has completed a scan for duplicate set records for a specific set class, denoted by &1, and has found duplicates.
  Cause:
  The primary cause of this error is the presence of duplicate records in the data set that you are trying to migrate. This can occur due to various reasons, such as:
  
  Data Entry Errors: Duplicate entries may have been created during data entry processes.
  Data Integration Issues: If data is being pulled from multiple sources, inconsistencies can lead to duplicates.
  Legacy System Data: If migrating from a legacy system, the data may not have been cleansed properly, leading to duplicates.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Identify Duplicates: Use SQL queries or data analysis tools to identify the duplicate records in the source data. You can check for duplicates based on key fields that should be unique.
  
  
  Data Cleansing: Once duplicates are identified, you will need to decide how to handle them. Options include:
  
  Removing Duplicates: If duplicates are not needed, you can delete them.
  Merging Records: If the duplicates contain unique information, you may need to merge them into a single record.
  Updating Records: Ensure that the remaining records are accurate and complete.
  
  
  
  Re-run the Migration: After cleansing the data, re-run the migration process to see if the error persists.
  
  
  Validation: After migration, validate the data in the target system to ensure that it has been migrated correctly and that there are no remaining duplicates.
  
  
  Related Information:
  
  Transaction Codes: You may use transaction codes like SE16 or SE11 to view and analyze the data tables involved.
  SAP Notes: Check for any relevant SAP Notes that may provide additional guidance or updates related to this error.
  Data Migration Tools: Familiarize yourself with the specific data migration tool you are using, as they often have built-in functionalities for handling duplicates.
  
  Best Practices:
  
  Data Governance: Implement data governance practices to prevent duplicates from occurring in the first place.
  Regular Data Audits: Conduct regular audits of your data to identify and resolve duplicates proactively.
  Documentation: Keep documentation of your data migration process, including any issues encountered and how they were resolved, for future reference.
  
  By following these steps, you should be able to address the CNV_10100231 error and ensure a smoother data migration process.