How To Fix /SAPAPO/SPPDRPSB052 - Source of Supply &1 Is Unknown

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/SPPDRPSB -

• Message number: 052

• Message text: Source of Supply &1 Is Unknown

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 /SAPAPO/SPPDRPSB052 - Source of Supply &1 Is Unknown ?

  The SAP error message /SAPAPO/SPPDRPSB052 Source of Supply &1 Is Unknown typically occurs in the context of Advanced Planning and Optimization (APO) when the system cannot identify a valid source of supply for a specific product or location. This can happen for various reasons, and understanding the cause is essential for resolving the issue.
  Causes:
  
  Missing Source of Supply: The specified source of supply (e.g., vendor, plant) is not defined in the system for the product in question.
  Incorrect Master Data: The master data for the product or location may be incomplete or incorrectly configured.
  Planning Area Issues: The planning area may not be set up correctly, or the product may not be included in the planning area.
  Data Consistency Issues: There may be inconsistencies in the data, such as missing or incorrect entries in the relevant tables.
  Authorization Issues: The user may not have the necessary authorizations to view or access the source of supply.
  
  Solutions:
  
  
  Check Master Data:
  
  Verify that the source of supply is correctly defined in the master data for the product. This includes checking the material master, vendor master, and any relevant info records.
  Ensure that the source of supply is active and valid for the planning horizon.
  
  
  
  Review Planning Area Configuration:
  
  Check the configuration of the planning area to ensure that the product is included and that the source of supply is correctly assigned.
  
  
  
  Data Consistency Check:
  
  Run consistency checks in the APO system to identify any discrepancies in the master data or planning data.
  Use transaction codes like /SAPAPO/SDP94 to analyze the supply chain data.
  
  
  
  Authorization Check:
  
  Ensure that the user has the necessary authorizations to access the source of supply. This may involve checking roles and permissions in the SAP system.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or notes related to the specific error message for additional troubleshooting steps or known issues.
  
  
  
  Contact Support:
  
  If the issue persists after checking the above points, consider reaching out to SAP support for further assistance.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as /SAPAPO/SDP94 for supply network planning and /SAPAPO/MC62 for checking the source of supply.
  SAP Notes: Search for SAP Notes related to this error message for any patches or updates that may address the issue.
  Training and Documentation: Ensure that users are trained on the proper setup and maintenance of master data in SAP APO to prevent similar issues in the future.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.