How To Fix R8543 - No DataSources found with inconsistent A and D versions

SAP Error Message - Details

• Message type: E = Error

• Message class: R8 - Messages from the meta data generation

• Message number: 543

• Message text: No DataSources found with inconsistent A and D versions

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• What is the cause and solution for SAP error message R8543 - No DataSources found with inconsistent A and D versions ?

  The SAP error message R8543 "No DataSources found with inconsistent A and D versions" typically occurs in the context of SAP BW (Business Warehouse) when there are issues with the DataSources in the system. This error indicates that there are inconsistencies between the Active (A) and Delta (D) versions of the DataSources.
  Cause:
  
  Inconsistent DataSource Versions: The error usually arises when the Active version of a DataSource is not aligned with its Delta version. This can happen if the DataSource was modified or if there were issues during the transport of DataSource definitions.
  Missing Delta Initialization: If a DataSource has been set up for delta extraction but the delta initialization has not been performed, it can lead to inconsistencies.
  Transport Issues: If DataSources were transported from one system to another, and the transport did not include all necessary components, it could lead to this error.
  DataSource Deactivation: If a DataSource has been deactivated or deleted in the source system but still exists in the BW system, it can cause this inconsistency.
  
  Solution:
  
  Check DataSource Versions: Go to the DataSource maintenance transaction (e.g., RSA1) and check the versions of the DataSources. Ensure that both the Active and Delta versions are present and consistent.
  Reinitialize Delta: If the DataSource is set up for delta extraction, ensure that the delta initialization is performed correctly. This may involve reinitializing the DataSource.
  Transport Consistency: If the DataSource was transported, check the transport logs to ensure that all necessary components were included. If not, you may need to re-transport the DataSource.
  Recreate DataSource: If the DataSource is severely corrupted or inconsistent, consider deleting and recreating it. Make sure to back up any necessary configurations before doing this.
  Check for Deactivation: Ensure that the DataSource is active in the source system and that it has not been deactivated or deleted.
  
  Related Information:
  
  Transaction Codes: Use transaction codes like RSA1 (Data Warehousing Workbench) and RSA3 (DataSource Test) to manage and test DataSources.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error. SAP Notes can provide specific guidance or fixes for known problems.
  Documentation: Refer to SAP documentation for detailed information on DataSource management and delta initialization processes.
  
  If the issue persists after trying the above solutions, it may be beneficial to consult with your SAP Basis or BW team for further investigation and support.