How To Fix RSO_CTC204 - Delta queues cloned for the selected source systems

SAP Error Message - Details

• Message type: E = Error

• Message class: RSO_CTC - Message class for CTC related messages

• Message number: 204

• Message text: Delta queues cloned for the selected source systems

Self-Explanatory Message

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• What is the cause and solution for SAP error message RSO_CTC204 - Delta queues cloned for the selected source systems ?

  The SAP error message RSO_CTC204 indicates that delta queues have been cloned for the selected source systems. This typically occurs in the context of SAP BW (Business Warehouse) when there are issues with the delta data extraction from the source system, often related to the configuration of the delta mechanism.
  Cause:
  
  
  Delta Queue Cloning: This error usually arises when the delta queue for a specific data source has been cloned. Cloning can happen due to various reasons, such as:
  
  A previous extraction process was interrupted or failed.
  The delta queue was manually cloned or reset.
  There are inconsistencies in the delta management settings.
  
  
  
  Source System Issues: There may be issues with the source system itself, such as:
  
  Data inconsistencies.
  Configuration errors in the data source.
  Problems with the logical system settings.
  
  
  
  Transport Issues: If there have been recent transports that affect the data source or delta settings, this could lead to cloning issues.
  
  
  Solution:
  To resolve the RSO_CTC204 error, you can follow these steps:
  
  
  Check Delta Queue Status:
  
  Use transaction code RSA7 to check the status of the delta queue. Ensure that there are no inconsistencies or errors in the delta queue.
  
  
  
  Reinitialize Delta:
  
  If the delta queue is cloned, you may need to reinitialize the delta for the data source. This can be done using transaction code RSA5 to set up a new delta initialization.
  
  
  
  Delete Cloned Delta Queues:
  
  If you identify cloned delta queues, you may need to delete them. This can be done in the source system using transaction SMQ1 (for outbound queues) or SMQ2 (for inbound queues).
  
  
  
  Check Source System Configuration:
  
  Ensure that the source system is correctly configured for delta extraction. Check the settings in the data source and ensure that the logical system is correctly defined.
  
  
  
  Monitor Data Transfer:
  
  After making the necessary adjustments, monitor the data transfer process to ensure that the delta extraction is functioning correctly.
  
  
  
  Consult SAP Notes:
  
  Check for any relevant SAP Notes that may provide additional guidance or patches related to this error. You can search for notes in the SAP Support Portal.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  RSA7: Monitor delta queue status.
  RSA5: Reinitialize delta for data sources.
  SMQ1/SMQ2: Monitor and manage queues.
  
  
  
  Documentation: Refer to SAP BW documentation for detailed information on delta management and troubleshooting.
  
  
  SAP Community: Engage with the SAP Community forums for insights from other users who may have encountered similar issues.
  
  
  By following these steps, you should be able to address the RSO_CTC204 error and restore proper delta extraction functionality in your SAP BW environment.