How To Fix RSAR340 - DataSource & is already linked to InfoSource &

SAP Error Message - Details

• Message type: E = Error

• Message class: RSAR - Data Transfer and Metadata Maintenance

• Message number: 340

• Message text: DataSource & is already linked to InfoSource &

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 RSAR340 - DataSource & is already linked to InfoSource & ?

  The SAP error message RSAR340 indicates that a DataSource is already linked to an InfoSource. This typically occurs in the context of SAP BW (Business Warehouse) when you are trying to link a DataSource to an InfoSource that already has an existing link to that DataSource.
  Cause:
  The error arises when:
  
  You attempt to link a DataSource to an InfoSource that already has that DataSource linked.
  There may be a configuration or design oversight where the same DataSource is being redundantly linked to the same InfoSource.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Existing Links:
  
  Go to the InfoSource in the SAP BW system and check the existing DataSource links. You can do this by navigating to the InfoSource in the Data Warehousing Workbench (transaction code RSA1).
  Verify if the DataSource you are trying to link is already present.
  
  
  
  Remove Redundant Link:
  
  If the DataSource is already linked and you need to make changes, you may need to remove the existing link before creating a new one. This can be done in the InfoSource maintenance screen.
  
  
  
  Modify the DataSource:
  
  If you need to change the configuration of the DataSource, consider modifying the existing link rather than creating a new one.
  
  
  
  Check for Multiple InfoSources:
  
  If you intended to link the DataSource to a different InfoSource, ensure you are selecting the correct InfoSource.
  
  
  
  Documentation and Naming Conventions:
  
  Ensure that your DataSources and InfoSources are well-documented and follow a consistent naming convention to avoid confusion in the future.
  
  
  
  Related Information:
  
  Transaction Codes: Use transaction codes like RSA1 (Data Warehousing Workbench) to manage DataSources and InfoSources.
  SAP Notes: Check SAP Notes for any specific issues or updates related to your version of SAP BW that might address this error.
  DataSource and InfoSource Documentation: Familiarize yourself with the documentation for DataSources and InfoSources in SAP BW to understand their relationships and configurations better.
  
  By following these steps, you should be able to resolve the RSAR340 error and successfully manage your DataSource and InfoSource configurations in SAP BW.