Message type: E = Error
Message class:  APPL_MM_PUR_DAAG - Data Aging Message Class 
Message number: 065
Message text: Preliminary documents found for PO &1
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The SAP error message APPL_MM_PUR_DAAG065, which states "Preliminary documents found for PO &1," typically occurs in the context of purchasing and materials management when there are preliminary documents (such as purchase requisitions, purchase orders, or other related documents) that are still open or not fully processed for a specific Purchase Order (PO).
Cause: Open Preliminary Documents: The error indicates that there are still preliminary documents associated with the Purchase Order that need to be addressed before further processing can occur. Incomplete Transactions: There may be transactions that have not been completed, such as goods receipts or invoice receipts that are pending. Document Flow Issues: There could be issues in the document flow where the system is unable to find a clear path to process the PO due to linked documents being incomplete or in a different status.
Solution: Check Document Flow: Review the document flow for the Purchase Order in question. You can do this by
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