How To Fix RSDME139 - Source &1 is already &2

SAP Error Message - Details

• Message type: E = Error

• Message class: RSDME -

• Message number: 139

• Message text: Source &1 is already &2

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSDME139 - Source &1 is already &2 ?

  The SAP error message RSDME139, which states "Source &1 is already &2," typically occurs in the context of SAP BW (Business Warehouse) when there is an issue with data sources or data extraction processes. This error indicates that the system is trying to create or activate a data source that already exists in a certain state.
  Cause:
  
  Duplicate Data Source: The error often arises when there is an attempt to create a data source that already exists in the system.
  Incorrect Activation: The data source might already be activated or in a state that conflicts with the current operation.
  Transport Issues: If you are transporting objects between systems, there might be inconsistencies in the data source states.
  
  Solution:
  
  Check Existing Data Sources: Verify if the data source already exists in the system. You can do this by navigating to the relevant data source in the Data Warehousing Workbench (transaction RSA1).
  Delete or Rename: If the data source exists and is not needed, consider deleting it or renaming it if you need to create a new one.
  Re-activate the Data Source: If the data source is in an incorrect state, try to deactivate and then reactivate it.
  Check Transport Requests: If this issue arose after a transport, ensure that the transport request was completed successfully and that there are no inconsistencies.
  Review Logs: Check the system logs for any additional error messages or warnings that might provide more context about the issue.
  
  Related Information:
  
  Transaction Codes: Use transaction codes like RSA1 (Data Warehousing Workbench) to manage data sources and check their statuses.
  SAP Notes: Look for relevant SAP Notes in the SAP Support Portal that might address specific issues related to this error message.
  Documentation: Review SAP BW documentation for best practices on managing data sources and troubleshooting common issues.
  
  If the problem persists after trying the above solutions, consider reaching out to your SAP Basis or BW support team for further assistance.