How To Fix DA402 - Inconsistency between delta and full versions

SAP Error Message - Details

• Message type: E = Error

• Message class: DA - Dictionary: Compare, distribution, timer, instantiation

• Message number: 402

• Message text: Inconsistency between delta and full versions

What causes this issue?

An internal error has occurred:
The differences between two versions are listed in a delta table. A
line indicated in the delta as <LS>inserted</> or <LS>changed</> cannot
be found in the more recent version.

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?

The error can only be corrected by means of a program modification.
Please contact SAP.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message DA402 - Inconsistency between delta and full versions ?

  The SAP error message DA402, which indicates an "Inconsistency between delta and full versions," typically arises in the context of data extraction processes, particularly when working with SAP Data Warehousing or SAP BW (Business Warehouse). This error suggests that there is a mismatch between the delta data and the full data set, which can lead to issues in data consistency and integrity.
  Causes of DA402 Error
  
  Delta Initialization Issues: The delta process may not have been initialized correctly, leading to inconsistencies between the delta and full data sets.
  Data Load Failures: If there were failures during the data load process, it could result in incomplete or corrupted delta records.
  Data Source Changes: Changes in the underlying data source (like changes in the structure or data types) can lead to inconsistencies.
  Incorrect Delta Management: If the delta management settings are not configured properly, it can lead to discrepancies.
  Manual Interventions: Manual changes to the data or the data model can also cause inconsistencies.
  
  Solutions to DA402 Error
  
  
  Reinitialize Delta: 
  
  If the delta initialization is the issue, you may need to reinitialize the delta process. This involves deleting the existing delta records and performing a new full load followed by a delta load.
  
  
  
  Check Data Load Logs: 
  
  Review the data load logs for any errors or warnings that occurred during the extraction process. This can provide insights into what went wrong.
  
  
  
  Consistency Check: 
  
  Perform a consistency check on the data source and the data target to ensure that they are aligned. This may involve checking the data model and the extraction logic.
  
  
  
  Adjust Delta Settings: 
  
  Verify the delta settings in the data source and ensure they are configured correctly. This includes checking the delta queue and the extraction method.
  
  
  
  Data Source Reconfiguration: 
  
  If there have been changes to the data source, you may need to reconfigure the data source in SAP BW to align with the current structure.
  
  
  
  Consult SAP Notes: 
  
  Check for any relevant SAP Notes that may address this specific error. SAP frequently releases updates and patches that can resolve known issues.
  
  
  
  Seek Help from SAP Support: 
  
  If the issue persists, consider reaching out to SAP Support for assistance. They can provide more tailored guidance based on your specific system configuration and error context.
  
  
  
  Related Information
  
  SAP BW Documentation: Review the official SAP BW documentation for best practices on data extraction and delta management.
  SAP Community: Engage with the SAP Community forums where other users may have encountered similar issues and can share their solutions.
  Data Consistency Tools: Utilize tools available in SAP BW for monitoring and maintaining data consistency, such as the Data Warehousing Workbench.
  
  By following these steps, you should be able to address the DA402 error and restore consistency between your delta and full data versions.