How To Fix RSM1345 - DataSource & from source system & is NOT a new DataSource

SAP Error Message - Details

• Message type: E = Error

• Message class: RSM1 - Messages for AWB, Scheduler and Monitor (new)

• Message number: 345

• Message text: DataSource & from source system & is NOT a new DataSource

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.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSM1345 - DataSource & from source system & is NOT a new DataSource ?

  The SAP error message RSM1345 indicates that the DataSource you are trying to replicate or use is not recognized as a new DataSource in the system. This typically occurs during the process of data extraction or when setting up a DataSource in SAP BW (Business Warehouse) from a source system.
  
  Cause:
  
  DataSource Already Exists: The DataSource you are trying to replicate already exists in the BW system. This can happen if the DataSource was previously created or replicated, and you are attempting to replicate it again without making any changes.
  Incorrect Configuration: There may be an issue with the configuration of the DataSource in the source system or BW system.
  Transport Issues: If the DataSource was transported from another system, it may not have been properly activated or configured in the target system.
  
  
  Solution:
  
  Check Existing DataSources: Verify if the DataSource already exists in the BW system. You can do this by navigating to the DataSource