How To Fix RJ050 - The DataSource & still has no target system for the delta update

SAP Error Message - Details

• Message type: E = Error

• Message class: RJ - BW Extractor Handling Message Class

• Message number: 050

• Message text: The DataSource & still has no target system for the delta update

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RJ050 - The DataSource & still has no target system for the delta update ?

  The SAP error message RJ050 indicates that a DataSource is configured for delta updates, but it does not have a target system assigned for those updates. This can occur in the context of SAP BW (Business Warehouse) or SAP Data Services when trying to set up data extraction from a source system.
  Cause:
  
  Missing Target System Configuration: The DataSource is not linked to any target system for delta updates. This can happen if the DataSource was created but not properly configured to point to a target system.
  Incorrect Delta Configuration: The delta mechanism may not be correctly set up, leading to the system not recognizing where to send the delta data.
  Transport Issues: If the DataSource was transported from one system to another, the target system configuration may not have been included or may need to be re-established.
  
  Solution:
  
  
  Check Target System Assignment:
  
  Go to the DataSource in the SAP BW system (transaction code RSA1).
  Navigate to the DataSource and check the "Target" settings.
  Ensure that the target system is correctly assigned for delta updates.
  
  
  
  Configure Delta Settings:
  
  If the DataSource is intended for delta extraction, ensure that the delta settings are properly configured.
  You may need to activate the DataSource again after making changes.
  
  
  
  Reassign Target System:
  
  If the target system is missing, you can assign it by going to the DataSource settings and specifying the appropriate target system for delta updates.
  
  
  
  Check for Transport Issues:
  
  If the DataSource was transported, verify that all necessary configurations were included in the transport request.
  If needed, reconfigure the DataSource in the target system.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or notes related to the specific DataSource and delta configuration for any additional steps or considerations.
  
  
  
  Related Information:
  
  Transaction Codes: RSA1 (Data Warehousing Workbench), RSO2 (DataSource Maintenance).
  SAP Notes: Check for any relevant SAP Notes that may address known issues or provide additional guidance on configuring DataSources for delta updates.
  Delta Mechanism: Understand how the delta mechanism works in SAP BW, including the types of delta (initial load, delta load) and how they are configured.
  
  By following these steps, you should be able to resolve the RJ050 error and ensure that your DataSource is properly configured for delta updates.