How To Fix RSDS142 - No PSA exists for DataSource &1(&2)

SAP Error Message - Details

• Message type: E = Error

• Message class: RSDS - New DataSource

• Message number: 142

• Message text: No PSA exists for DataSource &1(&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.

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

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message RSDS142 - No PSA exists for DataSource &1(&2) ?

  The SAP error message RSDS142 "No PSA exists for DataSource &1(&2)" indicates that there is no Persistent Staging Area (PSA) table available for the specified DataSource in the SAP system. The PSA is used in SAP BW (Business Warehouse) to temporarily store data before it is transformed and loaded into the data warehouse.
  Cause:
  
  DataSource Not Activated: The DataSource may not be activated, which means that the PSA table has not been created.
  PSA Table Deleted: The PSA table for the DataSource may have been deleted or not created due to an error during the DataSource setup.
  Incorrect DataSource: The DataSource specified in the error message may be incorrect or not properly configured.
  Transport Issues: If the DataSource was transported from another system, the PSA might not have been transported correctly.
  
  Solution:
  
  
  Activate the DataSource:
  
  Go to the DataSource in the SAP BW system (transaction code RSA1).
  Find the DataSource in the relevant InfoSource or InfoPackage.
  Right-click on the DataSource and select "Activate" to create the PSA table.
  
  
  
  Check PSA Table:
  
  Use transaction code RSA1 to navigate to the DataSource and check if the PSA table exists.
  If it does not exist, you may need to recreate it by activating the DataSource.
  
  
  
  Recreate the PSA:
  
  If the PSA table was deleted, you can recreate it by reactivating the DataSource.
  Ensure that the DataSource is correctly configured and that all necessary settings are in place.
  
  
  
  Check Transport Logs:
  
  If the DataSource was transported, check the transport logs to ensure that the PSA was included in the transport request.
  If not, you may need to manually create the PSA in the target system.
  
  
  
  Consult Documentation:
  
  Review the SAP documentation or help resources for any specific requirements or configurations needed for the DataSource.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  RSA1: Data Warehousing Workbench
  RSO2: Maintain DataSource
  RSPC: Process Chain Maintenance (if applicable)
  
  
  
  SAP Notes: Check for any relevant SAP Notes that may address specific issues related to the DataSource or PSA.
  
  
  DataSource Configuration: Ensure that the DataSource is properly configured with the correct extraction method and settings.
  
  
  By following these steps, you should be able to resolve the RSDS142 error and ensure that the PSA for the specified DataSource is correctly set up in your SAP BW system.