Message type: E = Error
Message class:  O8 - IS-Oil: TD Transportation and Distribution 
Message number: 016
Message text: No reconciliation possible; shipment not confirmed
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The SAP error message O8016 "No reconciliation possible; shipment not confirmed" typically occurs in the context of logistics and shipment processing within the SAP system. This error indicates that there is an issue with the shipment confirmation process, which is essential for reconciling goods movements and ensuring that inventory levels are accurate. Causes: Unconfirmed Shipments: The shipment has not been confirmed in the system, which means that the system cannot reconcile the goods movement associated with that shipment. Missing or Incorrect Data: There may be missing or incorrect data in the shipment document or related documents (like delivery or transport orders). Status Issues: The shipment may be in a status that does not allow for reconciliation (e.g., it may be in a "pending" state).
Configuration Issues: There may be configuration settings in the SAP system that prevent the reconciliation process from being completed. Document Flow Issues: There may be issues with the document flow, such as
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