How To Fix CNV20308008 - Data record &1 differs in field &2 ('&3' <> '&4')

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV20308 - SLO CWB Package Comparison

• Message number: 008

• Message text: Data record &1 differs in field &2 ('&3' <> '&4')

Generated Include to Extension - HAUSTEIN - 15.01.2009
INCLUDE CNV20308_108 OBJECT DOKU ID TX LANGUAGE E

Generated Include to Extension - HAUSTEIN - 05.12.2008
INCLUDE CNV20308_108 OBJECT DOKU ID TX LANGUAGE E

ENDIF
ENDIF

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CNV20308008 - Data record &1 differs in field &2 ('&3' <> '&4') ?

  The SAP error message CNV20308008 indicates a data inconsistency issue during a data migration or conversion process. This error typically arises when the system encounters a record that has differing values in a specific field across different data sources or records. The message format provides the following details:
  
  &1: The data record identifier (e.g., a key or ID).
  &2: The field that has the discrepancy.
  &3: The value in the first instance of the field.
  &4: The value in the second instance of the field.
  
  Cause
  The error is caused by a mismatch in the data being processed. This can happen due to several reasons, including:
  
  Duplicate Records: There may be duplicate records in the source data with different values for the same field.
  Data Quality Issues: Inconsistent data entry practices or errors in the source data can lead to discrepancies.
  Transformation Logic: If there are issues in the data transformation logic during the migration process, it can lead to conflicting values being processed.
  
  Solution
  To resolve this error, you can follow these steps:
  
  Identify the Records: Use the identifiers provided in the error message to locate the specific records in the source data.
  Analyze the Discrepancy: Compare the values in the specified field for the identified records to understand why they differ.
  Data Cleansing: Depending on your analysis, you may need to:
  
  Remove duplicate records.
  Standardize the data to ensure consistency.
  Correct any erroneous data entries.
  
  
  Adjust Transformation Logic: If the issue is due to the transformation logic, review and modify the logic to handle discrepancies appropriately.
  Re-run the Migration: After making the necessary corrections, re-run the migration or conversion process to see if the error persists.
  
  Related Information
  
  Data Migration Tools: If you are using SAP's data migration tools (like SAP S/4HANA Migration Cockpit or SAP Data Services), refer to their documentation for specific guidelines on handling data inconsistencies.
  Data Quality Checks: Implement data quality checks before migration to catch and resolve issues early in the process.
  Logging and Monitoring: Keep logs of migration processes to track errors and discrepancies for future reference.
  
  By following these steps, you should be able to resolve the CNV20308008 error and ensure a smoother data migration process.