How To Fix RSDL121 - No technical PSA name for DataSource & exists in RSTSOSS

SAP Error Message - Details

• Message type: E = Error

• Message class: RSDL - BW DB Connect

• Message number: 121

• Message text: No technical PSA name for DataSource & exists in RSTSOSS

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 RSDL121 - No technical PSA name for DataSource & exists in RSTSOSS ?

  The SAP error message RSDL121 indicates that there is no technical Persistent Staging Area (PSA) name for a DataSource, and it exists in the RSTSOSS table. This error typically occurs in the context of SAP BW (Business Warehouse) when trying to load data from a DataSource that is not properly configured or is missing necessary metadata.
  
  Cause:
  
  Missing Technical PSA Name: The DataSource does not have a defined technical PSA name in the system. This can happen if the DataSource was not properly activated or if there was an issue during its creation.
  Inconsistent Metadata: The metadata for the DataSource may be inconsistent or incomplete, leading to the system being unable to find the necessary PSA information.
  DataSource Not Activated: The DataSource may not have been activated in the BW system, which is required for it to function correctly.
  Transport Issues: If the DataSource was transported from another system, there may have been issues during